Top Senior Software Engineer Jobs

Designs and delivers scalable Java and Python applications for mortgage trading, analytics, workflows, and reporting. Partners with business, risk, product, and technology teams to integrate platforms and develop products. Applies AI and GenAI to automate workflows and analysis, manages the software development lifecycle, supports production applications, resolves complex initiatives, and mentors junior team members.

Develop, test, troubleshoot, deploy, and support business-critical applications across the full software development lifecycle. Responsibilities include backend database design, full-stack development, unit and UI testing, CI/CD, production issue resolution, requirements analysis, and collaboration with technical and business leaders. The role also leads components, mentors junior engineers, reviews tasks, supports users, participates in interviews, and evaluates emerging technologies and development standards.

Designs, develops, debugs, tests, and sustains C# software applications supporting military command and control, cryptologic, weapons, and intelligence systems. Performs unit, integration, verification, validation, lab, and operational testing; troubleshoots technical issues; creates documentation and reports; and collaborates with government and contractor teams in Agile environments. Requires an active Secret clearance and on-site support at Joint Base MDL.

Leads full-stack application development, system analysis, programming, testing, debugging, security assessment, and production support. Collaborates with product managers, designers, users, and engineers to deliver scalable web applications using Java, Spring Boot, React or AngularJS, SQL, Python, REST APIs, and microservices. Provides technical guidance, conducts code reviews, resolves issues, improves development practices, and advises senior stakeholders while incorporating AI development tools and autonomous-agent frameworks.

Develop and maintain Bid Manager configuration rules that generate engineering sub-assembly part numbers for critical power products. Create Excel-based product configuration logic, support new product introductions, maintain accurate configuration data, and improve front-end configuration tools. Collaborate with engineering, manufacturing, order management, and developers while analyzing data, solving problems, and leading cross-functional initiatives without direct authority.

Design, implement, test, troubleshoot, document, and monitor Workday integrations supporting Benefits, Payroll, Time, Absence, and Compensation. Translate business requirements into scalable solutions, resolve defects and incidents, participate in Agile delivery, follow governance and testing standards, and collaborate with HR, Finance, and IT stakeholders. The role also explores AI-driven HR technology and emerging Workday capabilities.

Develop and support enterprise applications across PLM, ERP, MES, manufacturing, and shop-floor systems. Responsibilities include designing integrations, executing data migrations, building RPA workflows, extending ERP functionality, supporting product data processes, developing code and reports, troubleshooting critical applications, and improving operational efficiency. The role partners with engineering, manufacturing, quality, and business teams in an onsite aerospace environment.

Develops enterprise software applications in Java, analyzing user needs and designing customized solutions. Uses Java frameworks including Hibernate and Spring, and integrates applications with Oracle, SQL Server, and other enterprise databases. Works under supervision and may travel or relocate to unanticipated client sites. The role requires either a relevant master’s degree with six months of experience or a relevant bachelor’s degree with five years of progressive experience.

Design and lead full-stack software solutions for classified government programs, including APIs, microservices, data ingestion, databases, front-end interfaces, and distributed systems. Maintain enterprise architecture standards and modernization roadmaps while ensuring cybersecurity, governance, information assurance, performance, and reliability. Collaborate with multidisciplinary teams and customers in Agile development, troubleshoot complex integration issues, and support mission-critical analytics and decision-support applications.

Architects, develops, and optimizes full-stack software for secure, mission-critical government applications. Responsibilities include designing APIs, microservices, data ingestion and storage systems, front-end visualization interfaces, distributed workflows, and cloud or containerized solutions. The role provides technical and enterprise architecture leadership, ensures cybersecurity and data governance compliance, resolves complex integration issues, and collaborates with multidisciplinary teams and customers in Agile development processes.

Leads software engineering across multiple products and technology portfolios. Develops novel production code, reusable frameworks, and scalable cloud-native solutions; guides system design, application development, testing, and operational stability. Translates complex technical issues for leadership, drives adoption of modern engineering methods, influences cross-functional teams, and manages senior stakeholder relationships. The role also involves technical innovation, developer advocacy, and staying current with industry practices.

Leads software engineering across multiple products and technology portfolios, developing reusable frameworks, production code, and scalable cloud-native solutions. Collaborates across agile teams, influences senior stakeholders, translates complex technical issues for leadership, drives modern development practices, and promotes innovation. Requires strong software engineering expertise, system design, application development, testing, operational stability, and advanced programming experience, with preferred expertise in Java and the Spring ecosystem.

Build and evolve OpenRouter’s public REST API, TypeScript and Python SDKs, Agent SDK, CLI, documentation, examples, and starter repositories. Own developer-facing product surfaces, improve API ergonomics and agent compatibility, and collaborate with DevRel, Product, and Platform teams to expand the developer ecosystem. The role requires strong API and SDK design judgment, autonomy, written communication, and experience shipping widely used developer products.

Develop backend software and contribute to UI development for mission-focused government programs. The role requires building, improving, and supporting software solutions using MongoDB, Scala, Java, and AWS while collaborating on projects of similar scope and complexity. Candidates must hold an active Top Secret/SCI clearance with a favorable polygraph and be U.S. citizens.

Develop, test, troubleshoot, and support business-critical applications across the full software development lifecycle. Design database schemas, create maintainable code, write automated tests, use CI/CD, resolve production issues, and collaborate with technical and business stakeholders. The role also involves supporting multiple applications, mentoring junior engineers, reviewing tasks, contributing to architecture and technology decisions, and assisting with interviews and customer issue resolution.

Develop end-to-end full stack software solutions in an agile environment, designing, coding, testing, and enhancing applications from concept through production. Collaborate with cross-functional teams to solve complex client problems, improve system architecture, automate workflows, and support future functionality. The role requires expertise in Python, JavaScript, React, NodeJS, TypeScript, cloud platforms, and software engineering practices, along with a Top Secret clearance.

Build and operate Go backend services for E2B’s enterprise orchestration platform. Develop distributed workflows, Kubernetes deployment automation, fleet-management tools, APIs, data models, observability, and recovery capabilities across AWS, Google Cloud, and Azure. Own production reliability, testing, on-call responsibilities, and customer deployment escalations while reducing manual operations through automation and self-service tooling.

Build and operate high-performance Python and FastAPI backend services that ingest, process, store, replay, and distribute real-time radar sensor data. Own streaming pipelines, telemetry, geospatial views, sensor coordination, and platform architecture while ensuring low latency, reliability, security, and scalability. The role also involves end-to-end production ownership and collaboration on edge computing, cloud, and defense technology systems.

Develop and maintain responsive web applications using AngularJS, JavaScript, C#, ASP.NET MVC, and related Microsoft technologies. Responsibilities include architecture discussions, requirements analysis, coding, automated build and release processes, unit and integration testing, troubleshooting, code reviews, mentoring associate developers, and participation in the full software development lifecycle within a Scrum-based agile team.

Develop full-stack web applications, dashboards, APIs, data pipelines, and integrations supporting military modeling and simulation exercises. Build operator-facing tools for scenario management, exercise control, assessment, and after-action reviews. Use Palantir Foundry and related technologies to enable data federation and machine-to-machine exchanges. Troubleshoot application and interoperability issues, collaborate with operational stakeholders, and apply AI/ML to improve automation and decision support in classified environments.

Provides hands-on technical leadership for software design, development, testing, deployment, architecture, and production operations. Leads architectural decisions, code reviews, root-cause analysis, cloud-native and serverless implementation, CI/CD improvements, and system reliability. Applies AI-assisted engineering practices, evaluates AI outputs, integrates AI services, and promotes responsible AI adoption. Mentors engineers, drives technical initiatives, and owns end-to-end system outcomes across teams.

Design, build, release, and maintain customer-facing iOS applications for connected vehicle experiences, including navigation, EV charging, connectivity, and purchasing. Own complex mobile features from concept through production, collaborate cross-functionally, drive architecture and code quality, develop automated tests, troubleshoot performance issues, and mentor junior engineers.

Designs, develops, tests, documents, and supports software applications, including React Native mobile apps for iOS and Android. Collaborates with business owners, IT, QA, architects, and leadership on system design, coding standards, releases, and troubleshooting. Participates in Agile ceremonies as a scrum master, demonstrates products, trains users, mentors junior engineers, and evaluates AI-assisted development tools while validating their security, privacy, quality, and accuracy.

Develops workflow applications, automation, scripts, services, integrations, and testing solutions that replace manual processes with traceable enterprise workflows. Responsibilities include process analysis, evidence collection automation, task routing, approvals, policy enforcement, API and data integrations, documentation, code reviews, demonstrations, defect correction, and continuous improvement. The role is remote, contingent on contract award, and supports a federal customer.

Design, develop, test, deploy, and sustain secure enterprise applications for DCSA using Java, Kotlin, TypeScript, Oracle, SQL Server, and AWS GovCloud. Responsibilities include database optimization, cloud troubleshooting, Agile collaboration, code reviews, documentation, compliance, stakeholder briefings, and full SDLC participation.