How Much Does A Senior Software Developer Earn Jobs in Usa

Company: KeyPleaz

Location: Remote (U.S. preferred)

Reports to: CTO

KeyPleaz is a property access and coordination platform that helps manage entry, scheduling, and logistics across real-world locations. We work with property managers, service providers, and partners to replace manual, fragmented processes with secure, reliable software. Think about it as Uber for Real Estate Agents.

Our platform operates where digital systems meet physical access, which means quality, reliability, and thoughtful engineering matter.

We are seeking a Senior Software Engineer to help build, scale, and maintain the KeyPleaz platform. KeyPleaz began in 2019 and is in production today. This is a hands-on role for an experienced engineer who can own features end-to-end, contribute across the stack, and help guide technical decisions as the platform grows.

We hire for ownership and execution. Technical competence is table stakes. What differentiates top performers on our team is personal ownership, disciplined execution, and proactive problem solving. We look for engineers who treat the product like their own business—who communicate clearly, move fast with accountability, and finish what they start.

You will work closely with product, operations, and leadership to deliver stable, scalable solutions used daily by customers and partners.

●     Design, build, and maintain core platform features

●     Develop and support backend services using .NET

●     Contribute to web and mobile applications built with React

●     Build and consume APIs and integrate third-party services

●     Work with relational databases and ensure data integrity

●     Improve reliability, performance, and security across systems

●     Participate in code reviews, technical planning, and architecture discussions

●     Mentor and support other engineers as the team grows

●     Evaluate and apply AI tools (i.e. agentics, vibe coding - code generation, testing, monitoring, analytics) to improve development velocity, system reliability, and engineering effectiveness

Qualifications

●     7+ years of professional software engineering experience

●     Strong experience with .NET / ASP.NET backend development

●     Working knowledge of React or modern JavaScript frameworks

●     Experience designing and consuming APIs

●     Solid understanding of relational databases

●     Experience working in cloud environments

●     Familiarity with AI-enabled development tools and emerging AI services, with the ability to assess practical use cases and integrate them responsibly into production workflows

●     High ownership, sound judgment, and clear communication

●     Experience with mobile applications

●     Payments or third-party integrations

●     Startup or small-team experience

●     Comfort working in evolving, ambiguous environments

●     Ownership of meaningful, real-world systems

●     Small team with direct access to leadership

●     Focus on building reliable software, not just shipping features

●     Opportunity to grow into senior technical leadership roles

Senior Pega Developer ( Pega / Python / CDH )

Optomi, in partnership with, an enterprise Telecom client, is seeking a Senior Pega Developer to sit in their Stamford, CT office! There is a hybrid structure of 4 days on site in the office, with flexibility for working from home once weekly. This position requires hands-on experience developing with Pega systems, ideally Customer Decision Hub (CDH) with Python for scripting.

What the Right Candidate Will Enjoy:

• 2025 Awards include "Forbes Accessibility 100", "Fortune America's Most Innovative Companies", "Forbes America's Best Employers for Tech Workers", etc.
• Directly develop applications impacting over 25M+ customers across 41 states!
• A hybrid office structure that allows for working from home!

Experience of the Right Candidate:

• Proven track record with 5-6 years of experience working with Customer Decision Hub (CDH), demonstrating deep understanding and ability to leverage CDH for personalized customer interactions and decisioning.
• Certifications: Relevant Pega certifications are required (e.g., Certified Pega Business Architect, Certified Pega System Architect).
• Python: Strong proficiency in Python for scripting and automation tasks, with experience in integrating Python solutions within Pega applications.
• SQL: Solid experience with SQL for database management and querying, including the ability to write complex queries and optimize database performance.
• Apache Airflow (Optional): Experience with Apache Airflow for orchestrating complex workflows is a plus but not mandatory.

Responsibilities of the Right Candidate:

• Develop and implement solutions using Pega CDH to enhance customer engagement strategies.
• Collaborate with cross-functional teams to design and optimize workflows and decisioning processes.
• Utilize Python and SQL to support data-driven decision-making and application enhancements.
• Optionally, leverage Apache Airflow for efficient workflow automation and scheduling.
• Strong problem-solving abilities and attention to detail.
• Excellent communication skills for effective collaboration with team members and stakeholders.
• Ability to thrive in a fast-paced, dynamic environment and adapt to evolving project requirements.

Senior Software Engineer – Deployment & Reliability (Digital Pathology / Medical Imaging)

A fast-growing technology company operating in the digital pathology and medical imaging space is seeking a Senior Software Engineer to support the deployment, configuration, and long-term reliability of advanced imaging and AI-driven software systems.

This role sits at the intersection of software deployment, infrastructure engineering, and site reliability, ensuring complex software platforms are successfully installed, integrated with customer IT environments, and maintained at high levels of performance and stability.

You will work closely with engineering, customer support, and monitoring teams to ensure a smooth transition from system deployment to ongoing operational support while contributing to improvements that make deployments more scalable and reliable over time.

Key Responsibilities

Deployment & Configuration

• Lead end-to-end deployments of imaging, AI, and data management software systems at customer environments
• Configure and integrate servers, clusters, and storage systems within hospital or laboratory IT infrastructures
• Work with networking, authentication, storage, and security configurations to ensure successful installations
• Collaborate with field engineering teams during system installation and commissioning
• Develop standardized deployment playbooks, documentation, and validation checklists

System Reliability & Upgrades

• Manage software version rollouts, upgrades, and patching across deployed customer environments
• Work with monitoring and observability teams to track system performance and health
• Troubleshoot complex issues across multi-component systems including imaging software, AI inference pipelines, and storage layers
• Improve automation around upgrades, rollbacks, and maintenance processes

Engineering Collaboration & Continuous Improvement

• Identify recurring deployment or performance challenges and work with R&D teams to design long-term solutions
• Provide structured feedback from field deployments to improve product architecture and deployment workflows
• Validate new deployment tools, frameworks, and configuration approaches prior to wider rollout
• Contribute to improving the scalability and resilience of the overall platform

Customer IT & Cross-Functional Collaboration

• Serve as a technical liaison with customer IT teams regarding networking, infrastructure, security, and data access
• Ensure deployments comply with institutional IT policies and healthcare regulatory requirements
• Collaborate closely with support and monitoring teams to align escalation processes and root cause investigations
• Participate in post-deployment reviews to improve operational processes and reliability

Documentation & Knowledge Sharing

• Maintain detailed installation and configuration documentation
• Develop deployment guides, troubleshooting documentation, and internal knowledge resources
• Support and mentor field teams on standardized deployment and configuration practices

Requirements

• Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or related discipline
• 5+ years of experience in software deployment, DevOps, infrastructure engineering, or systems engineering
• Strong Linux (Ubuntu) administration and scripting skills
• Experience with containerization and orchestration technologies (Docker, Kubernetes)
• Experience with database technologies such as PostgreSQL or MongoDB
• Familiarity with web service configuration (Nginx or Apache)
• Solid understanding of networking concepts including VPNs, firewalls, and authentication systems
• Ability to troubleshoot complex distributed systems across software, infrastructure, and data layers
• Strong communication and collaboration skills when working with cross-functional teams and customer IT stakeholders

Preferred Experience

• Exposure to medical imaging systems, digital pathology, or healthcare technology environments
• Familiarity with DICOM or PACS systems
• Experience deploying or supporting AI/ML models in production environments
• Experience with observability and monitoring tools (Prometheus, Grafana, ELK)
• Knowledge of regulated environments and healthcare compliance frameworks (HIPAA, GDPR, IVDR)
• Experience supporting hardware and software integrated systems

Why This Role

This position offers the opportunity to work on advanced digital pathology and imaging technologies that support clinical diagnostics and research globally. The role combines hands-on technical deployment with the chance to influence how complex systems are designed, automated, and scaled across a growing global customer base.

Senior Software Engineer (Backend | Java/Python | AWS)

We're looking for a Senior Software Engineer to join a high-impact Metadata Engineering team focused on powering the backend systems behind large-scale streaming platforms.

This role is all about building the systems that organize, structure, and distribute content data — helping ensure a seamless viewing experience for millions of users.

What You'll Do

• Design and build scalable backend systems and services
• Own features end-to-end (design → development → deployment)
• Improve existing systems and workflows for performance and scalability
• Collaborate with cross-functional teams (Product, TPMs, Engineering)
• Mentor junior engineers and contribute to technical direction

What You Need

• 5+ years of backend software engineering experience
• Strong experience with Java and Python
• Hands-on experience with AWS (Lambda, SQS/SNS, Kinesis, DynamoDB, etc.)
• Experience with SQL and/or NoSQL databases
• Familiarity with event-driven architectures (Kafka, Kinesis, etc.)
• Strong understanding of data structures, algorithms, and system design
• Ability to work independently and solve complex problems

Nice to Have

• Experience with Graph databases (Neo4j)
• Familiarity with Terraform or GraphQL

Requirements

• Bachelor's degree in a STEM field
• Strong backend engineering background (non-negotiable)

Why This Role?

• Work on high-scale systems powering major streaming platforms
• Be part of a team shaping how content data is structured and delivered
• Opportunity to make a real impact on user experience at scale

Position Summary

Our client is building next-generation software that is redefining how modern factories operate. Their platform connects machines, production systems, and enterprise applications into a unified digital manufacturing ecosystem, enabling real-time data, intelligent orchestration, and highly automated operations across the shop floor. As manufacturers race toward smarter, more connected factories, this team is developing the technology that sits at the center of that transformation.

They are seeking a Senior Software Engineer to help design and build the core platform powering this vision. This is a highly technical, hands-on role focused on creating scalable, high-performance applications that integrate complex manufacturing systems and deliver real-time insights to operations teams. You will work alongside a strong engineering team building modern full-stack applications while helping drive architecture decisions and engineering best practices.

This role is ideal for engineers who enjoy solving complex problems, building systems that operate at scale, and working on technology that directly impacts real-world industrial environments.

Key Responsibilities

• Develop and enhance enterprise software services using JavaScript, React, Node.js, and MongoDB

• Build full-stack solutions spanning both front-end user interfaces and backend services

• Design and implement new product features and subsystems within an agile development environment

• Participate in architecture discussions and contribute to scalable system design

• Develop and maintain technical documentation related to system architecture and functionality

• Demonstrate completed work and features to stakeholders and internal teams

• Mentor junior engineers and contribute to a strong engineering culture

• Conduct code reviews to maintain high standards for performance, scalability, and maintainability

• Collaborate with adjacent teams to support integrations and cross-platform functionality

• Troubleshoot production issues and support live systems when needed

• Manage agile Scrum boards and coordinate development work for assigned team members

• Interface with external users when needed to resolve technical issues or gather feedback

• Contribute to project reporting and development planning

• Participate in on-call rotation and respond to critical system events

• Perform other related duties supporting product development and engineering operations

Date Posted:

Country:

Location:

Position Role Type:

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Security Clearance Type:

Security Clearance Status:

RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Its 185,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, VA.

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.

We have an exciting opportunity for a Senior Software Engineer – Embedded to join our Electro-Optical & Infrared (EO/IR) Solutions Engineering Team in McKinney, TX, which is part of our Advanced Products & Solutions group.

The Advanced Product and Solutions organization at RTX provides the joint warfighter with actionable information from an unblinking eye across the battlespace. By joining the APS Engineering team you’ll have the opportunity to design, develop and test product capabilities for Active Electronically Scanned Array (AESA) radars, integrated sensor suites, precision targeting, multispectral EO/IR targeting systems, Pilot Situational Awareness, Special mission aircraft and Strategic and tactical ISR Systems.

But more than anything, we are innovators, creators and strategists drawing inspiration from each other every day. We collaborate, iterate, and execute with an eye toward the company mission and personal career growth.

Explore our opportunities today and join us!

What You Will Do

• Supports all aspects of a software development life cycle as members of a multi-disciplined team. This would include supporting new and legacy military and commercial programs from concept and requirements, to design, development, integration, test, and potentially subsequent maintenance tasking.

• Uses and provides creative solutions to complex technical system and software integration problems.

• Works closely with Systems Engineers to design ideal solutions with the end user and operational needs in mind.

• The ability to obtain and maintain a Secret U.S. government issued security clearance and a Special Access Program security clearance. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

• Work onsite at McKinney, TX [relocation eligible]

• This position will require occasional business-related travel.

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.

• Development experience on Linux, VxWorks, or other Real Time Operating Systems.

• Experience using object-oriented programming and C++ design paradigms.

• Experience in developing, testing, and integrating real-time software applications written in C++.

• Additional experience in coding using C, C#, Java or closely related software languages.

• Working knowledge in computer scripting language such as Shell/Perl/Python.

• Experience working with multi-discipline team(s).

• Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer

• Experience working in lab environments with physical hardware (e.g., test benches, simulators).

• Ability to quickly understand and navigate complex systems and established code bases.

• Experience with product development utilizing the Scrum techniques of the Agile software development process.

• Experience with DevSecOps pipeline implementation and utilization, including Static Code Analysis, Automated Build, and Automated Test techniques using continuous integration/continuous delivery with Test-Driven Development approach.

• Hands-on experience with Git for version control and GitLab for repository management.

• Ability to manage multiple priorities.

• Experienced in developing in CUDA to accelerate compute-intensive workloads on Nvidia GPUs.

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, Innovation, and Safety.

Learn More & Apply Now!

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

Clearance Information: This position requires security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here:  

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms

Senior Integrations Software Developer

Overview:

We are looking for a Senior Integrations Software Developer to lead the design and development of our enterprise-wide GraphQL API layer, which serves as the central integration platform connecting all enterprise systems and applications. This role goes beyond coding—you will partner with business stakeholders and technical teams to translate complex business requirements into clear, scalable integration solutions. You will also play a key role in shaping the API platform strategy, mentoring developers, and driving best practices across the organization.

Key Responsibilities:

• Lead the development and evolution of the enterprise GraphQL API layer, ensuring it meets performance, scalability, and security standards.
• Partner with business stakeholders and technical teams to understand integration needs and deliver straightforward, effective solutions.
• Define and enforce API design standards, governance, and best practices across teams.
• Guide and mentor mid-level and junior developers, fostering a culture of collaboration and technical excellence.
• Work with diverse databases, including MS SQL, PostgreSQL, Oracle DB, and others, ensuring efficient data access and transformation.
• Contribute to API platform engineering, improving developer experience and enabling other teams to integrate seamlessly.
• Participate in architectural discussions, influencing decisions on integration patterns and enterprise connectivity.
• Drive continuous improvement in CI/CD pipelines, containerization strategies, and deployment processes.

Required Skills & Qualifications:

• 5+ years of professional experience in software development, with at least 2 years in a senior or lead role.
• Expert proficiency in JavaScript/TypeScript and Node.js.
• Deep experience with GraphQL and REST API design and implementation.
• Strong understanding of API architecture, authentication, and authorization mechanisms.
• Hands-on experience with relational databases (MS SQL, PostgreSQL, Oracle DB).
• Proficiency with Docker for containerization and deployment.
• Familiarity with event driven architecture (SNS/SQS, Kafka)
• Knowledge of API gateway technologies and microservices architecture.
• Ability to communicate complex technical concepts to non-technical stakeholders clearly and effectively.
• Proven track record of delivering scalable integration solutions in enterprise environments.

Preferred Qualifications:

• Experience with enterprise systems integration (CPQ, ERP, PLM, CRM).
• Familiarity with CI/CD pipelines, DevOps practices, and cloud platforms (AWS, Azure, or GCP).
• Strong leadership and mentoring skills, with the ability to influence technical direction.

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact.

The Senior Java Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities.

Responsibilities:

• Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
• Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
• Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
• Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
• Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
• Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
• Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Qualifications:

• 10 -13 years of relevant experience in Apps Development or systems analysis role
• Extensive experience system analysis and in programming of software applications
• Experience in managing and implementing successful projects
• Subject Matter Expert (SME) in at least one area of Applications Development
• Ability to adjust priorities quickly as circumstances dictate
• Demonstrated leadership and project management skills
• Consistently demonstrates clear and concise written and verbal communication

Backend Development (Required):

• Strong hands-on core Java, functional programming, and Spring Boot microservices development experience.
• Understanding of concurrent and parallel programming, including threads, processes, synchronization, and handling race conditions.
• Knowledge of reactive programming for building asynchronous, event/message-driven systems in microservices based applications that are highly concurrent.
• Proficient in containerizing applications, continuous integration, and continuous delivery in Java ecosystem.
• Knowledge of distributed tracing and API Gateway integration for microservices architecture.
• Proficient in functional programming concepts with Streams API, Lambda Expressions and Optional.
• Understanding of secure coding practices, SSL/TLS, OAuth, and JWT token handling in Java-based applications.
• Expertise in integrating Java with NoSQL databases such as MongoDB for scalable, high availability applications.
• Strong experience in data modeling and experience with relational and no-SQL database, Oracle and MongoDB.
• Understanding of integrating APIs with third party libraries/vendors and handle the security around it.
• Understanding of the principles of distributed systems, including data partitioning, replication, and consistency models.
• Strong grasp of data structures and algorithms, especially those relevant to distributed systems like distributed hash tables and load balancing techniques.
• Understanding of microservices architecture, including service discovery, API gateways, and inter-service communication.

Other areas (Required):

• Exceptional Problem-Solving and Analytical Skills to diagnose and resolve issues in distributed environments.
• Above average skills in monitoring, logging, and debugging distributed systems to ensure reliability and performance.
• Expertise in fundamental concepts such as consistency, availability, partition tolerance, fault tolerance, and scalability.
• Familiarity with container orchestration (e.g., Kubernetes), and distributed messaging systems (e.g., Kafka).
• Experience using Git/BitBucket.
• Good communication skills, both written and verbal.

Other areas (Good to have):

• Unix shell scripting.
• Knowledge of ElasticSearch, and GraphQL.
• Experience with building apps which are highly performant and scalable will be great.
• Knowledge of Generating Artificial Intelligence (AI), Machine Learning (ML), and Large Language Models (LLMs).

Education:

• Bachelor's degree/University degree or equivalent experience
• Master's degree preferred

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact.

The Senior Java Developer, FX eCommerce is a senior level position responsible for architecting, building and maintaining backend systems that serve a large number of institutional clients. The role involves liaising with product teams and development teams to build state of the art Trading systems.

The overall objective of this role is to lead applications systems analysis and programming activities. Citi's FXLM technology group supports the front office technology operations of one of the world's largest capital market businesses. Our talented technology group is looking for a senior level hands-on, java developer to work on the backend development team on our award-winning Citi FX Velocity platform.

Citi Velocity serves Institutional clients and delivers electronic access to Citi's capital markets services across equities, futures, FX, emerging markets, rates, credit, commodities, securitized, municipals, prime and research Citi Velocity is a best in-class, state of the art, proprietary ecommerce platform. It deploys cutting edge technology and innovation to offer a slick, dynamic and rich end user experience. By leveraging Citi's global footprint with world-class innovation, we are giving our clients unprecedented access to our capital markets intelligence, multi-asset real-time execution and post-trade service.

• Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
• Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
• Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
• Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
• Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
• Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
• Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

• 6-10 years of hands-on experience in Apps Development with a Java background
• Extensive experience in system analysis and in programming of software applications
• Understanding of multithreaded Java, networks and how JVM works
• Experience in managing and implementing projects
• Experience developing large scale resilient systems
• Experience working in low latency solutions
• Ability to adjust priorities quickly as circumstances dictate
• Leadership and project management skills
• Clear and concise written and verbal communication

• Core Java, Spring Boot, Solace

• Bachelor's degree/University degree
• Master's degree preferred