Top Software Engineer Jobs

Develop and maintain software applications supporting AWACS sustainment activities. Responsibilities include cybersecurity compliance, translating customer requirements into functional software systems, troubleshooting web applications and server connectivity, maintaining Windows, IIS, and SQL environments, and delivering software contract deliverables. The role collaborates with Boeing stakeholders and external customers and requires independent work, U.S. citizenship, and Secret clearance eligibility.

Leads architecture, development, testing, and sustainment of production test equipment software and simulations for missile defense programs. Drives DevSecOps adoption, factory automation, platform integration, and production improvements. Provides technical leadership to engineering teams and Chief Engineers, supports subcontractor and hardware integration, performs trade studies, mentors team members, and develops solutions for future test equipment platforms. The role requires significant software engineering experience, missile defense expertise, LabVIEW, hardware integration, and an active Secret clearance.

Develop and lead real-time, safety-critical software for unmanned aircraft systems. Responsibilities include embedded and firmware engineering, software architecture, hardware-software integration, troubleshooting, debugging, quality assurance, technical representation, and mentoring software engineers. The role requires expertise in resource-constrained systems, communications, networking, operating systems, and computing hardware, with hybrid work and a preference for three onsite days per week.

Develop and maintain requirements, architecture, APIs, interfaces, and algorithms for SATCOM mission planning software. Support full software lifecycle in Agile/DevSecOps environments, build backend services, implement CI/CD pipelines, perform code reviews, and translate designs into modern front-end interfaces emphasizing automation, testing, security, and performance.

Leads large-scale software engineering initiatives and develops full-stack solutions using Java, Spring microservices, REST APIs, React, and modern UI technologies. Designs, codes, tests, debugs, and documents applications while supporting cloud-native deployments, CI/CD pipelines, containers, observability, production stability, and incident response. Coordinates across engineering, product, QA, architecture, infrastructure, and partner teams, manages dependencies, establishes standards, mentors peers, and drives secure, compliant, and reliable technology delivery.

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.

Senior Software Engineer responsible for architecting, developing, and scaling consumer- and agent-facing web and mobile experiences. The role involves making technical decisions, building backend APIs and full-stack applications, collaborating across product teams, applying distributed-systems and cloud architecture, improving code quality with AI tools, and mentoring junior engineers.

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.

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.

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.

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.

Lead the technical direction and delivery of Bitcoin and stablecoin experiences for iOS across Cash App, Square, and Bitkey. Build and ship complex features end to end, establish architecture and shared systems, integrate backend services, improve testing and release safety, and mentor engineers. Collaborate across product, design, Android, web, and backend teams while applying AI-assisted development practices and contributing to secure, reliable customer experiences.

Build and operate platform infrastructure supporting Qualtrics engineering teams. Develop Go services and Kubernetes orchestration tooling, optimize CPU and memory usage, improve service discovery, and ensure platform availability, scalability, and performance. The role includes designing containerized workload practices, collaborating with AWS and security teams, supporting large-scale infrastructure across global regions, and participating in periodic on-call responsibilities.

Leads the architecture, design, development, and modernization of secure, scalable enterprise software and high-volume data systems. Collaborates with product and business stakeholders, evaluates technologies, ensures quality and compliance, supports metrics reporting, and contributes hands-on to engineering delivery. The role also mentors engineers and drives technical excellence across Mastercard’s payments-focused innovation initiatives.

Build and improve full-stack software for engineers operating mission-critical hardware. Responsibilities include developing React and TypeScript/JavaScript interfaces, contributing to backend services and APIs, creating reliable data flows, debugging across systems, writing tested code, and collaborating on greenfield products. The intern will work closely with software engineers and operators while gaining experience across frontend, backend, databases, and hardware-connected systems.

Lead technical direction and hands-on development of Bitcoin and stablecoin iOS products across Cash App, Square, and Bitkey. Own architecture, implementation, testing, service integration, rollout, observability, security, and post-launch improvements. Build foundational systems, mentor engineers, influence cross-team standards, collaborate across platforms, and integrate AI-assisted development tools while maintaining software quality and reliability.

Design, build, and maintain high-throughput, low-latency backend APIs and microservices for flight search, booking, payments. Own features end-to-end, ensure resiliency with testing and observability, collaborate with cross-functional partners, and modernize cloud-native systems at scale.

Leads infrastructure platform software engineering within an agile team. Develops, reviews, tests, debugs, and operationalizes secure, scalable production code; provides technical guidance; influences architecture and technical operations; and promotes engineering standards. Drives responsible adoption of AI-assisted development tools, establishes validation and security controls, advances automation across the SDLC toolchain, and serves as a subject-matter expert. The role may involve cloud-native infrastructure, Kubernetes ecosystems, multiple cloud platforms, and database technologies.

Leads the design, development, testing, and operation of secure, scalable Java backend systems and Kafka-based event-streaming platforms. Drives architecture decisions, writes design documentation, improves reliability and observability, reviews code, troubleshoots production issues, and promotes responsible AI-assisted engineering practices. Collaborates with vendors and internal stakeholders, mentors engineers, and leads communities of practice. The role requires expertise in microservices, cloud platforms, distributed systems, databases, high-throughput streaming, and operational stability.

Leads architecture and technical direction for scalable, high-availability software services. Owns complex, multi-team initiatives, makes autonomous technical decisions, partners cross-functionally, mentors engineers, establishes standards, and advocates for quality. The role develops mission-critical systems supporting millions of endpoints and requires deep Java expertise, scalable system design, API development, relational databases, and strong testing practices.

Build full-stack AI governance and observability features for Hex’s data platform. Responsibilities include developing React and TypeScript interfaces, backend language parsers, SQL generation, AI context systems, semantic models, agent audit tools, and workflows for governing and debugging AI-generated answers. The role requires solving front-end UX and backend scalability challenges while working with data teams and modern data warehouse technologies.

Design and evolve shared backend infrastructure, including APIs, realtime transport, storage frameworks, background job systems, workflow orchestration, and internal tooling. Improve reliability, performance, observability, and security while partnering with product teams on reusable abstractions. Lead technical design discussions, drive migrations and refactors, mentor engineers, and help establish backend architecture and engineering standards.

Build backend-leaning product features for Hex’s AI analytics platform, including APIs, CLI workflows, MCP integrations, access-control systems, enterprise administration, and full-stack product changes. Design scalable systems, implement complex business logic, collaborate through RFCs and code reviews, and contribute across the application stack. The role uses TypeScript, GraphQL, Postgres, Redis, Kubernetes, AWS, and related infrastructure technologies.

Design, develop, test, deploy, and support scalable Java microservices, cloud-native applications, event-driven systems, secure APIs, and AI-powered solutions. Build relational database solutions, messaging systems, and CI/CD pipelines while applying DDD and DevSecOps practices. Monitor system health, troubleshoot production issues, evaluate emerging technologies, and support cloud modernization. Collaborate in Agile teams, mentor junior engineers, and promote engineering excellence across mission-critical healthcare and PBM transaction platforms.