Top Software Engineer Jobs

Own backend features from inception through production, develop and improve Kotlin services, write maintainable and well-tested code, and design scalable, reliable distributed systems within a small cross-functional team.

Build and maintain React-based public websites, owning features from conception through production. Develop reusable component libraries, styling, animations, content platform functionality, server-side rendering, site generation, and mobile-to-web migrations. Collaborate with product, design, and growth teams in a small cross-functional team to deliver high-quality web experiences.

Develop and own user-facing mobile features from inception through production in a cross-functional team. Write maintainable, well-tested code and help deliver a cross-platform banking application using React Native and MobX. The role contributes to a fast-moving, mobile-first consumer product and may involve native Android or iOS development.

Build and maintain scalable, high-performance software using TypeScript across front-end and back-end systems. Collaborate with cross-functional teams to define and ship features, improve application performance and responsiveness, resolve bugs and bottlenecks, and maintain code quality and organization. The founding engineer will help shape Markprompt’s technology stack and product offerings.

Build developer tooling and agent workflows that help engineers safely modify large monorepos. Develop CLIs, desktop integrations, agentic loops, observability interfaces, guardrails, tests, and automation. Lead framework upgrades, language migrations, dependency updates, and large refactors while improving developer workflow, codebase health, adoption, and engineering productivity. Set technical direction and mentor engineers on agent design and tooling.

Leads mobile software engineering initiatives for native iOS and Android applications. Develops scalable applications, reusable libraries, UI components, platform APIs, and shared architecture solutions. Provides technical leadership, resolves engineering obstacles, facilitates Agile ceremonies, mentors engineers, and promotes best practices. Requires extensive mobile development experience, modern iOS or Android frameworks, architectural patterns, concurrency technologies, agentic software patterns, and up to 10% travel.

Support the software engineering lifecycle, including requirements analysis, object-oriented design, coding, unit testing, integration, and formal software testing and delivery. The intern will work with C, C++, or Python and may contribute to embedded software and hardware projects while following Agile practices and collaborating with engineering teams.

Lead architecture and development of scalable, resilient, secure control-plane and platform services for the Zero Trust Exchange. Drive cross-team technical initiatives, resolve distributed-system reliability and performance issues, establish engineering standards, conduct design and code reviews, mentor senior engineers, and evaluate AI-enabled engineering practices. The role requires expertise in distributed systems, microservices, APIs, cloud-native technologies, observability, and secure software development.

Develops and maintains data migration and conversion tools, test scripts, and deployment plans. Designs, prototypes, tests, troubleshoots, and integrates customer data migration solutions using software development and SQL expertise. Collaborates with project teams and customers to translate business needs into technical solutions, validate deliverables, support integrations, and communicate findings and strategies.

As a Principal Software Engineer, you'll design and implement complex solutions in Dynamics 365, leading projects and ensuring high-quality applications while collaborating across teams.

Leads software engineering for credit trading technology, designing and building secure, scalable Python systems and AI-enabled trading platforms. Partners with sales, trading, product, vendors, and support teams to deliver solutions, improve reliability, automate remediation, and modernize systems. Establishes engineering standards for AI-assisted development, testing, security, and responsible AI use. Requires strong cloud-native AWS, CI/CD, agile, application resiliency, and software development lifecycle expertise.

Build scalable backend services, APIs, microservices, and event-driven solutions supporting personalization, recommendations, search, and AI-driven consumer experiences. Integrate AI/ML capabilities, develop React components, implement search using Elasticsearch or OpenSearch, and work with Kafka, databases, Redis, and cloud-native architectures. Ensure systems are secure, observable, resilient, and low latency while collaborating with AI/ML, data, and engineering teams.

Build and operate scalable backend APIs, microservices, and integration services powering personalization, recommendations, search, and AI-driven consumer experiences. Own features from design through deployment, monitoring, and support. Collaborate with AI/ML and data engineering teams, improve service performance and reliability, contribute to system design and engineering standards, and mentor junior engineers.

Build and enhance full-stack, consumer-facing web applications for AI-driven product discovery, search, recommendations, and personalization. Develop reusable React components, integrate APIs and microservices, support backend services, and work with AI/ML and data teams. Contribute to scalable, secure, observable, and reliable solutions using search platforms, cloud services, databases, caching, and event-driven architectures. Collaborate cross-functionally with engineering, product, and design teams to deliver engaging digital experiences.

Build and enhance consumer-facing full-stack web applications for AI-driven product discovery, search, recommendations, and personalization. Develop React and TypeScript interfaces, integrate APIs and microservices, contribute to Java and Spring Boot backend services, and improve performance, accessibility, scalability, reliability, and observability. Collaborate with AI/ML, data, backend, product, and design teams while participating in design and code reviews and using AI-assisted engineering tools.

Develop and deploy production-ready software, microservices, APIs, and AI-enabled automation for T-Mobile Core and IP network services. Automate provisioning, configuration, testing, monitoring, issue resolution, and operational workflows. Collaborate with software, network, and AI engineers; integrate IT and network platforms; support CI/CD, testing, documentation, and reliable production delivery. Apply engineering judgment to AI-generated code and contribute to intelligent operations, technology strategy, and continuous improvement.

Develop and test software for the F-35 Common Reprogramming Tool using Java-based microservices and web interfaces. Responsibilities include requirements analysis, design, coding, unit and integration testing, debugging, documentation, and resolving technical issues. The role participates in Agile Scrum and DevOps teams, leads technical discussions, communicates software approaches, and supports customer and program-management status reporting.

Develops, tests, debugs, documents, and deploys software for complex space and mission systems. Designs solutions for space domain awareness, sensor optimization, and satellite constellation planning. Works on an Agile Scrum team using containerized cloud environments, CI/CD pipelines, automation, and infrastructure-as-code practices. Applies software engineering standards, resolves system and programming issues, and supports secure, continuous mission delivery. May provide technical leadership and contribute to site reliability engineering, monitoring, optimization, and incident management.

Develops and integrates hardware-software solutions, maintaining interface documentation and supporting the software development lifecycle. Designs, tests, debugs, and documents mission software while creating validation tools with Perl or Python. Collaborates across multidisciplinary teams, supports hardware-software verification, and applies software standards, Agile practices, and DevOps/DevSecOps concepts. Requires U.S. citizenship and an Interim Secret clearance with eligibility for a Final Secret clearance.

Develops, integrates, troubleshoots, and maintains distributed real-time simulation software for aircraft and hardware interfaces. The role supports hardware-in-the-loop and man-in-the-loop lab environments, Agile DevSecOps delivery, automated testing, flight testing, and mission-critical customer requirements. Responsibilities include software design, development, documentation, testing, debugging, integration, and deployment using C++ and Linux.

Develops and integrates hardware-software solutions by managing interfaces, documentation, validation, testing, debugging, and software lifecycle activities. Uses Perl or Python to build validation tools and may work with C++, DevOps/DevSecOps, CI/CD, and Agile practices. Collaborates across multidisciplinary teams, verifies implementations against requirements, and ensures software standards are met. Requires an active Interim Secret clearance and eligibility for a Final Secret clearance.

Develops and integrates software for the EADGE-T integrated air and missile defense system. Responsibilities include decomposing roadmap features, implementing and testing software, conducting peer reviews, debugging, contributing to architecture discussions, and collaborating with cross-functional teams in an Agile Scrum environment. The role requires Python and Java proficiency, SDLC knowledge, automated testing, CI/CD experience, and eligibility for a Secret DoD clearance.

Develops, tests, documents, and debugs software for complex space and mission systems. Builds secure, continuously deployable solutions using Agile practices, containerization, cloud platforms, CI/CD pipelines, and infrastructure automation. Responsibilities include software design, mathematical and logical problem solving, code quality, documentation, troubleshooting, and lifecycle process compliance. The role may also involve technical leadership, Site Reliability Engineering, monitoring, automation, and optimization in a classified space-security environment.

Leads and develops software for aircraft avionics, ground stations, and mission systems across the full software lifecycle. Serves as technical team lead, subject matter expert, and product owner for subsystems, coordinating planning, scheduling, cost, integration, testing, simulations, and milestone events. Collaborates with software leadership, systems engineers, and test engineers while supporting rapid prototyping and deliverable software development.

Develop and integrate Linux middleware, kernel drivers, and real-time software for the F-35 program. Responsibilities include device-driver development, interrupt and latency optimization, kernel debugging, PTP synchronization, Buildroot-based cross-compilation, CI/CD maintenance, testing, and technical documentation. The role collaborates with hardware and systems engineers on safety-critical applications and requires strong C/C++, Linux real-time, debugging, and embedded software expertise.