Top Software Engineer Jobs

Technical lead for a cross-functional squad, hands-on in design, coding, and test automation with deep Big Data backend expertise. Drive architecture, delivery plans, CI/CD, observability, quality strategy, incident response, and mentor engineers while coordinating dependencies and improving delivery metrics.

Design, build, and support scalable, stable web and mobile digital products. Communicate with stakeholders, estimate scope, lead and mentor engineers, produce extensible technical solutions, and use data-driven iterative development.

Build responsive, accessible React frontends and Node.js backend services; use AI-assisted development tools responsibly to accelerate implementation, testing, and refactoring; follow TDD, CI/CD, and automated testing; collaborate with UX, product, and QA; contribute to hiring and knowledge sharing for the London engineering team.

Lead and mentor a team of engineers while contributing hands-on to complex features. Define architecture, drive development best practices, conduct code reviews, coordinate cross-functional requirements, and ensure timely delivery of high-quality ecommerce marketplace software.

Design, develop, and maintain complex software components; research and translate product requirements into designs; write and review specifications; fix complex bugs; follow coding best practices and perform code reviews; work in Agile and Waterfall environments; design complex data models; mentor and train junior engineers; and proactively address security risks throughout the development lifecycle.

Lead design, optimization, and management of large-scale databases and backend platforms. Build schemas, optimize complex SQL, develop stored procedures, resolve production issues, implement Java data access layers (JDBC/ORM), support ETL pipelines, and automate DB operations with shell scripting on Unix/Linux.

Provide senior technical leadership across multiple teams to shape architecture, drive modernisation toward cloud-native microservices, reduce technical debt, improve observability and automation, mentor engineers, and apply AI-assisted and GenAI approaches in production.

Design, develop, and maintain a Next.js-based CMS framework; build reusable front-end components from Figma; configure Sanity schemas and integrations; migrate legacy CMS with automation and AI tools; prototype AI-driven features; ensure performance, SEO, and accessibility; participate in code reviews; mentor junior engineers.

Build full-stack features for the Hospitality Fulfillment team powering SpotOn's Express POS. Work across backend services and microfrontends, own features end-to-end, solve complex production issues, integrate AI tooling, provide technical leadership, and mentor peers while ensuring scalable, reliable systems.

Design, build, and maintain complex software solutions using Java/Spring Boot, REST APIs, microservices, cloud, containers, and CI/CD. Analyze requirements, troubleshoot integrations, support deployments, participate in code reviews, mentor junior developers, and work with Agile teams to improve long-term system reliability and security.

Design and implement graph-based search services and scalable backend systems using Java and Spring Boot. Integrate with GraphQL/REST APIs, AWS services and databases, ensure observability with New Relic/Coralogix, champion clean code and mentor engineers while collaborating with product and engineering teams to deliver search and recommendation features.

Design and implement graph-based search services and scalable backend systems using Java and Spring Boot. Build GraphQL/REST APIs, integrate with AWS services and databases, ensure observability with New Relic and Coralogix, mentor engineers, and collaborate on search and recommendation features to deliver reliable, cloud-native solutions.

Senior full-stack JavaScript engineer to design, build, test, and maintain React frontends and Node.js/Express backends, own APIs and CI/CD pipelines, write automated tests and documentation, troubleshoot production issues, collaborate in Agile teams, and mentor junior engineers.

Lead development and maintenance of networking software for FortiSwitch VM and hardware, implement and fix L2/L3 features, work with Marvell SDKs and hardware teams, perform Linux kernel and driver-level development, and deliver high-quality features on schedule while troubleshooting and collaborating across teams.

Senior engineering role to design, implement, and maintain networking software and core systems. Hands-on development, debugging, integration of 3rd-party and proprietary code, REST API work, multi-process/thread programming, and collaboration with cross-functional teams to deliver high-quality features on schedule.

Lead frontend design and delivery of data-intensive, real-time generative-AI user experiences. Build interactive dashboards, streaming UX, scalable state, and integrations with backend systems; mentor engineers and collaborate with product, design, and AI teams to improve latency, accuracy, and user trust.

Troubleshoot and resolve complex system-level issues across kernel-to-application layers, optimize OS performance, maintain OS-related software components, collaborate with hardware team for new platform delivery, and apply deep Linux kernel and networking expertise.

Lead DS3 software bid and proposal efforts, creating proposal approach, BOEs/pricing, schedule and risk artifacts. Collaborate with DS1/DS2, support DS3 startup and technical execution as an individual contributor or team lead.

Design, integrate, validate, and release manufacturing acceptance test software for EO/IR LRUs and system-level testing. Collaborate with IPT and cross-functional teams to capture requirements, develop and validate test software, document procedures and test fixtures, review product testability, and support production troubleshooting and automated test development in a manufacturing environment.

Design and build secure, scalable cloud-native, AI-enabled applications and microservices for utilities. Lead architecture, translate requirements, develop APIs and data-driven solutions, mentor engineers, and ensure software quality and delivery.

Develop, design, test, and support Java/J2EE software for the C2BMC Track Server and regional applications. Implement Kalman-filter (EKF/UKF) sensor-fusion algorithms, perform integration and debugging, automate builds/tests, lead small agile teams, mentor junior engineers, and apply SysML/use-case system engineering artifacts for enterprise Linux-based systems.

Support Ground Weapons System software as an individual contributor in a DevOps environment. Provide technical contributions to modeling/simulation and complex software systems, use Atlassian, Git/Bitbucket, and languages like Python, MATLAB, C++, ADA, or Java. Apply OOD/SOLID and design patterns, decompose open-ended problems, perform debugging/root-cause analysis, and work in-person in a closed-area facility. Active Secret clearance and occasional travel (~10%) required.

Lead DS3 software bid and proposal efforts, develop proposal approach, BOEs and pricing, schedule and risk management, coordinate with DS1/DS2, and support DS3 startup and execution as an individual contributor or team lead.

Develop and maintain UI-focused software in an Agile environment across the full SDLC. Work with multidisciplinary teams on cloud-based microservices, pub-sub messaging, and embedded/real-time integrations. Analyze system capabilities, implement software and scripts, and support qualification and delivery while complying with DoD security requirements.

Lead software architecture and planning for a Java-based, large-scale missile defense planner. Maintain architecture artifacts, perform trade studies, oversee design and integration, quantify performance, implement cyber/IA requirements, automate installations, develop test plans and execute integration testing, and coordinate across engineering disciplines and customers. Requires secure clearances and on-site Colorado Springs presence.