Top Software Engineer Jobs

Embed with U.S. government customers to design, build, deploy, and maintain mission software from prototype to production. Own end-to-end delivery, build backend systems and data integrations, collaborate with product and engineering to scale reusable capabilities, and serve as the technical point of contact to drive adoption and mission impact.

Develop and maintain CET Designer software extensions and digital product content. Implement object-oriented product logic for visualization, specification, pricing, BOM and manufacturing rules. Create intelligent 2D/3D product representations, translate requirements into scalable solutions, participate in Agile practices, troubleshoot defects, and collaborate with global cross-functional teams on product launches and platform improvements.

Build and maintain cloud-native ETL pipelines, data analysis applications, and scalable microservices for investment analytics. Collaborate with product owners, architects, and teams to design solutions, automate processes, support portfolio management, and provide on-call support within an Agile environment using AWS and Python-based tooling.

Build and own the Hilbert AI Portal: end-to-end full-stack features and backend state for agentic, multi-turn AI interactions. Architect swap-out enterprise integrations (auth, DB), ensure sub-second analytics, create internal tooling, and move prototypes to production rapidly within an Nx monorepo.

Support, modernize, and sustain enterprise COTS/GOTS applications across infrastructure and logistics. Develop and maintain Java/Spring Boot backends, JavaScript frontends, and database integrations (Oracle/SQL). Perform troubleshooting, deployments in Linux/Docker, dependency upgrades, and collaborate with stakeholders in Agile teams to improve security, reliability, and performance.

Develop and maintain high-throughput eventing infrastructure (event bus, publishers/consumers, message contracts) using C#/.NET. Diagnose and resolve eventing pipeline issues, implement schemas/contracts with partner teams, write/test/deploy code, participate in code reviews, support shared services and WAF/dashboard work, and take part in on-call rotation. Collaborate with product, UX, and engineers and follow automated test strategies for asynchronous flows.

Build and maintain developer platform tooling that ensures SIL-4 safety compliance: automation for certification evidence, CI/CD improvements, Bazel build maintenance, lightweight web dashboards, developer workflow automation, monitoring, and on-call support.

Design, build, and operate mission-critical microservices and internal React tools that deliver product data at scale. Implement validation, canonicalization, and entity resolution to ensure data quality. Integrate with Kafka, Temporal, and databases, drive observability and on-call operations, mentor teammates, influence architecture, and collaborate with cross-functional partners to support downstream consumers across the business.

Lead full‑stack development of microservices-based case management and workflow automation for DoD systems. Build REST APIs, responsive front ends, CI/CD pipelines, and cloud IL2–IL5 deployments while ensuring DISA STIG/RMF compliance, data protection, performance optimization, automated testing, Agile delivery, documentation, mentoring, and Tier 3 support during critical incidents.

Lead design and implementation of graph database solutions using Neo4j. Provide technical and architecture leadership across the Graph DB lifecycle, data modeling, RDBMS integration, and design solutions. Mentor teams and drive project delivery; knowledge of NoSQL (MongoDB, Cassandra) is a plus.

Senior-level Network/Software Engineer role. Job description provides minimal details; expects an experienced engineer but specific responsibilities, tech stack, and deliverables are not listed.

Senior Full Stack Developer for Nexamp will build and optimize internal financial modeling tools using a React/Django/Azure stack, own architecture and delivery, mentor junior engineers, collaborate with stakeholders, and improve processes to scale deployment of solar power projects.

Design, build, and maintain mobile, web, and backend systems; own technical design and reviews; troubleshoot complex issues; mentor engineers; align technical direction and improve team practices to deliver reliable, scalable solutions.

TransPerfect seeks a Software Developer to contribute to our diverse team and foster a rewarding work environment. Responsibilities will be defined further.

Lead and contribute to all phases of the software development lifecycle: design complex application interfaces, guide developers in Angular and Java, produce models/diagrams, implement CI/CD and DevOps practices, develop web services, perform QA peer reviews, and support Agile/SCRUM teams in a Linux/AWS environment while maintaining required TS/SCI polygraph clearance.

Develop Java-based REST services and APIs for the Low/No Connectivity project. Implement service endpoints, write unit tests, fix defects and enhancements, participate in design/code reviews and Agile team ceremonies, and mentor junior engineers.

Work on an agile team to design and implement an iOS SDK for third-party developers. Develop interfaces, write unit tests, and collaborate with a tech lead, testers, and team members to deliver production-quality SDK components.

Develop and maintain datapath software using C/C++ for high-performance networking on Linux. Work with IP protocols (TCP/UDP), packet routing, drivers, and system configuration. Optional contributions to OpenStack/Neutron plugins, virtualization (VMware/NSX), DPDK or other packet I/O SDKs, and security tools (IDS/IPS, firewalls).

Develop device/primitive and middleware software for currency handling devices; provide pre/post-sales technical support, training, diagnostic and maintenance tools; support OEM integration; travel up to 20%; follow ISO and company quality policies.

Develop and convert GUI forms using WPF and C#. Interface visual forms and controls with low-level hardware control libraries. Work within N-tier architecture, implement data visualizations, use source control, and integrate with lab test equipment via GPIB/HPIB/I2C/TCP-IP/RS-232/USB. Participate in agile practices (scrum, sprints).

Develop and maintain C#/.NET applications within a multi-service, cross-language project. Implement functionality from high-level use cases, write unit tests (including Windows services), perform C#/C++ interop and marshalling, debug on Windows, and adapt to new technologies. Contract role based in Hillsboro, OR.

Implement and enhance Android applications for wearable devices: translate product requirements, design and maintain mobile architecture, add customer-specific features, optimize security, performance and scalability, participate in code reviews, collaborate across teams, and support testing and deployment.

Develop C# WinForms desktop applications integrating USB and serial interfaces and firmware. Collaborate with technical customers to gather requirements, design high-level architecture, implement code to specification, coordinate with other developers, and track and resolve software defects.

Develop and maintain complex desktop UI applications using WPF and/or Silverlight. Lead GUI/UX design, implement .NET/C# application architecture, integrate with databases via ADO.Net/ODBC/Oracle SQL, and implement WCF services. Support reporting frameworks (Sharpshooter, Telerik, SSRS) and contribute to debugging and Visual Studio-based development.

Develop and integrate Spring Boot Java APIs with third-party services, modify PostgreSQL databases using Liquibase, support deployments, write unit tests, assist frontend-backend integration, create user stories, demonstrate features to customers, and mentor junior developers while advocating improved development practices.