Top Software Engineer Jobs

Develop, review, refactor, debug, and optimize Java Spring Boot back-end and Angular front-end applications. Use AI coding assistants to accelerate development, generate tests, and modernize applications while ensuring security, AWS architecture, PostgreSQL standards, and enterprise code quality. The role requires onsite work at a government facility and collaboration with cross-functional teams.

Design and implement production-grade Python services and internal tools supporting verification, validation, testing, and evaluation workflows for DoD and intelligence missions. Build scalable, maintainable, and testable systems; establish engineering, testing, and observability best practices; contribute to mission-critical architecture; support containerized deployments and CI/CD automation; and mentor teammates.

Develop and maintain backend capabilities for a DoD and Intelligence Community AI/ML training data repository. Responsibilities include building Python features, automated workflows, RESTful APIs, streaming services, and cloud-native systems using Docker, Kubernetes, and AWS. The role involves database design and optimization, performance troubleshooting, Agile collaboration, technical leadership, mentoring, and direct engagement with end users. An active TS/SCI clearance and at least five years of backend development experience are required.

Develop and maintain responsive front-end web applications for a defense and intelligence training data platform. Translate UI/UX designs into user-facing components, integrate interfaces with backend services through RESTful APIs or GraphQL, optimize performance, implement secure communications, manage code with Git, and create unit, integration, and end-to-end tests. Collaborate with designers, engineers, Agile teams, and end users throughout the software development lifecycle.

Build and maintain full-stack applications for a mission-critical DoD and intelligence community training data platform. Responsibilities include developing responsive frontends, Python backend services, REST APIs, cloud-native systems, and containerized deployments on AWS. The role requires collaboration in Agile teams, testing, code reviews, performance and security optimization, user engagement, and support for scalable AI/ML data and model operations.

Provides senior technical leadership for Java backend development on an AWS-hosted digital platform. Designs, develops, tests, deploys, and maintains RESTful microservices and scalable applications. Leads code reviews, mentors developers, resolves complex technical issues, establishes software quality practices, and guides documentation. Collaborates on cross-functional Agile teams to deliver new functionality, using cloud services, message streaming, databases, CI/CD pipelines, and automated testing tools.

Design, develop, maintain, test, and troubleshoot Layer 2 networking, network management, monitoring, and security features using C, C++, and Python. Write functional specifications, own software delivery, build automated testing infrastructure, resolve customer and support issues, and collaborate with system test engineers. The role focuses on scalable networking software for distributed, high-performance environments.

Provides training and hands-on experience in full-stack software development. The intern will develop, maintain, enhance, and support web applications and third-party integrations using Microsoft technologies, Azure, C#, Razor, JavaScript, SQL, Git, and automated testing. Responsibilities include completing Scrum backlog projects, following coding standards, submitting pull requests, supporting CI/CD processes, documenting learnings, and collaborating independently and with teams.

Build and maintain full-stack software for startup clients, including backend services, frontend experiences, new features, redesigns, bug fixes, and product improvements. Collaborate daily with product managers, designers, and engineers in a distributed, agile environment. Take ownership across the technology stack, write clean maintainable code, contribute to client missions, and support team growth and knowledge sharing.

Build and ship features across React and Python/FastAPI applications, contribute to internal tools, work with data systems supporting risk and claims decisions, and collaborate with product, design, and operations teams. Participate in code reviews, architecture discussions, and team rituals while solving customer problems in an on-site New York environment.

Develop and support Tungsten TotalAgility and Kofax Capture solutions for document capture, OCR, classification, extraction, validation, and workflow automation. Design workflows, business rules, queues, and forms; troubleshoot production issues; integrate systems with databases, APIs, downstream applications, and AWS services; develop .NET/C# customizations; and support testing, deployment, documentation, and process optimization.

Develop and implement complex Java software capabilities for computer-based systems. Design enterprise APIs, RESTful services, and microservices while contributing to testing, troubleshooting, and agile development. Integrate AI coding agents such as Claude Code or Gemini for feature delivery, refactoring, and automated testing. Guide agents across complex architectures, audit generated code, and mentor or lead engineering teams. Work in a hybrid environment with weekly customer-site presence in Fort Meade, Maryland.

Develop and support SAP ABAP and HANA solutions for Finance, Procurement, Subledger, and BRIM systems. Design CDS views, OData services, SQL objects, AMDPs, and RAP-based Clean Core extensions. Participate in SAP implementations, integrations, migrations, debugging, testing, production support, and ongoing enhancements across S/4HANA and ECC environments. Collaborate with business stakeholders, product teams, and distributed engineering resources while following development standards, controls, and project methodologies.

Develop and optimize software for unmanned aircraft systems while collaborating with hardware, network, testing, cybersecurity, and systems engineering teams. Responsibilities include implementing requirements, debugging code, evaluating development technologies, automating installations, and producing technical documentation such as system designs, APIs, and architecture diagrams. The role is customer-site based in Huntsville, Alabama and requires an active Secret clearance and U.S. citizenship.

Develop, maintain, and improve enterprise software and databases for a geospatial-intelligence modernization initiative. The role involves full-stack development, microservices, APIs, containerization, test-driven development, CI/CD, and cloud-native development in secure cloud environments. This is an on-site position supporting a federal government customer in St. Louis, Missouri, and requires Top Secret/SCI clearance and U.S. citizenship.

Architect and develop production-grade business systems across Salesforce, NetSuite, and integrated enterprise platforms. Build quoting, subscription, and entitlement engines; create automation pipelines and API integrations; establish architecture, security, documentation, and code-review standards; and translate commercial policies into scalable technical solutions. The role partners with Finance, Sales Operations, Customer Success, and product stakeholders while maintaining system reliability, auditability, observability, and production readiness.

Lead a small engineering team building enterprise and consumer software, including user-facing features and production LLM-powered agents. Partner with leadership on product roadmap and technical direction, establish quality standards, own security and compliance readiness, and mentor engineers. The role requires full-stack development with React and Python, cloud experience, production AI feature development, and on-site work in Boston five days per week.

Develop and optimize high-scale Adobe Commerce ecommerce platforms using PHP, JavaScript, Node.js, GraphQL, REST, and MySQL. Separate business logic from presentation layers, improve database and caching performance, build CI/CD validation, monitor production systems with New Relic, and create endurance load tests. Integrate identity, payment, and tax systems while mentoring junior engineers and leading offshore teams.

Build and scale Tamarind Bio’s computational biology platform, including infrastructure, APIs, web interfaces, ML services, and deployment systems. Partner with founders and customers to define products, ship features, operate reliable services, and support AI-powered drug discovery workflows. Responsibilities span AWS DevOps, MLOps, frontend development, HPC scaling, model deployment, architecture, coding, design reviews, and practical production operations.

Develop production C++ and Python software for industrial robots used in assembly and inspection. Integrate cameras, sensors, and actuators; implement calibration, coordinate transforms, and real-time data pipelines; architect reliable multi-process and multithreaded systems; collaborate on 3D vision deployment; and build testing, debugging, and deployment infrastructure.

Build and evolve Notion’s Developer Platform, including APIs, MCP tools, integration infrastructure, and internal platform capabilities. Partner with product, design, data science, and research teams to define strategy and deliver reliable, scalable features. Own production software end to end, improve platform performance and robustness, and drive high-leverage technical investments. Help developers and customers create integrations, automations, and connected workflows.

Develops software for document ingestion, indexing, search, retrieval, data lineage, workflow orchestration, and backend processing. Builds automated testing and schema validation frameworks, supports senior technical leads in translating requirements into scalable solutions, and communicates technical progress to varied stakeholders. The role requires Python, LLM and RAG familiarity, vector database or indexing experience, automated testing knowledge, and TS/SCI/Yankee White eligibility.

Design and implement scalable backend services for MoneyGram’s core transaction and API platforms. Responsibilities include architecture, microservices, APIs, event-driven systems, integrations, cloud development, CI/CD automation, testing, deployment, operational excellence, and engineering standards. The role collaborates with product, engineering, and QA teams, mentors junior engineers, leads complex technical solutions, and influences technical direction in an agile environment.

Develop and extend Parsons DroneArmor CUAS C2 software: integrate sensors/effectors, work with APIs/ICDs, leverage CUAS AI/ML, diagnose and fix software issues, build interface messaging components, support demos and customer engagements.

Design, build, and operate backend services for partner-facing APIs and internal ML tooling. Own webhook delivery, authentication, API versioning, pagination, idempotency, database schema and query design, and production reliability. Collaborate with AI Platform and Partner Engineering on inference-serving and partner integrations. Help establish backend engineering practices, service patterns, and code review standards in a fast-moving startup environment.