Top Software Engineer Jobs

Contract software engineer to design and implement C++ (C++11) libraries and APIs within an existing framework. Work involves high-performance and parallel programming (MPI/OpenMP), Linux-based development, performance-aware coding, and collaborating with a team to extend and integrate software designs. Seismic/geoscience experience and open-source contributions are a plus.

Full‑stack Software Engineer responsible for designing, building, testing, and debugging Node.js backends, React web front ends, and Flutter mobile clients. Collaborates cross‑functionally, mentors junior engineers, contributes to architecture and technical direction, integrates AI/LLM tooling, and supports deployment and quality assurance across the stack.

Develop, enhance, and support Windows desktop upstream scientific business applications. Collaborate with engineers and geoscientists, troubleshoot global client issues, apply OOP patterns, write testable code, and participate in UI and web application development.

Develop software to manage a fleet of Linux systems. Requires Linux internals, release/change-engineering development, C-like large-scale programming (C99), OpenSSL, Git/Gerrit, and use of Linux toolchain (gcc, make, rpm). Knowledge of systemd and sysv init required; AIX init is a plus.

Design and implement high-performance C++ (C++11) libraries and APIs using STL, Boost, and Qt on Linux. Optimize software for hardware performance and HPC (MPI/OpenMP), extend and integrate with existing internal frameworks, follow prescribed designs, and collaborate within an engineering team. Seismic/geoscience and open-source experience are a plus.

Develop Linux system software in C with knowledge of the Linux boot process. Work on RPM-based distros (Red Hat/OEL), systemd and sysvinit, and OpenSSL; Golang and cross-platform experience are nice-to-haves.

Systems-focused software engineer owning core trading infrastructure: build on-chain event ingestion and indexing, optimize hedging for delta neutrality, debug distributed-consensus issues, and benchmark/scale ZK prover throughput. Emphasis on performance, reliability, and secure handling of significant on-chain funds.

Design, develop, test, and ship scalable C#/.NET backend services, APIs, and data pipelines supporting real-time rail operations. Collaborate with Product and Design in cross-functional teams, follow CI/CD and SAFe practices, maintain documentation, perform root cause analysis, and use AI-assisted tools to produce high-quality, well-tested code.

Design, develop and deploy business rules using IBM ODM. Build domain, Java execution and business object models; author, test, publish and deploy rules in Decision Center/Server; integrate via Java/J2EE web services; use ODM APIs, Decision Validation Services, Decision Warehouse, CI (Jenkins), Maven, UML and DB2.

Build, maintain, and modernize backend .NET services; understand legacy systems; design scalable RESTful APIs; write tests and perform code reviews; troubleshoot production issues; collaborate with architects and product teams to improve platform and delivery.

Full‑stack engineer to design, develop, test, deploy and maintain web features for music distribution products. Collaborate on requirements, implement server- and client-side code (Ruby, JavaScript/React), write and rely on end-to-end tests, and deploy frequently while integrating databases, search, background jobs, WebSockets and external APIs.

Troubleshoot and resolve customer issues by collaborating with customer service and technical teams. Develop and maintain web applications using Perl, front-end technologies (HTML/CSS/JavaScript), shell scripting on Linux, and SQL. Use JIRA, Git, and Apache for issue tracking and deployment support.

Onsite developer to test vendor releases, configure vendor UI tools, write C# and ASP.NET bridges, develop stored procedures/SQL and XML/XSLT transformations, and design reports with Crystal Reports or SSRS. Works with agency staff to migrate legacy SQL Server data and communicates with vendor teams.

Maintain and support web-deployed Oracle Forms/Reports applications, troubleshoot production issues, develop SQL/PLSQL for data analysis and cleanup, collaborate with engineers, BAs, QA, and PMs, use JIRA and SVN, and assist release transitions and status reporting.

Onsite senior .NET software engineer responsible for full lifecycle application development (60%), maintaining and fixing existing applications (30%), and other tasks (10%). Role requires strong C#, ASP.NET, MVC, JavaScript, Oracle, and Windows server experience. Local Phoenix candidates only; background check required.

Onsite contract Software Developer to test vendor releases, configure UI via vendor tool, write C# and ASP.NET code, build SQL Server stored procedures/queries, perform XML/XSLT transformations, develop reports in Crystal/SSRS, and migrate legacy data via scripts.

Maintain and support web-deployed Oracle Forms and Reports applications; troubleshoot production issues; develop SQL/PLSQL for analysis and cleanup; collaborate with analysts, QA, PMs, and release coordinator; document work in JIRA and track code with SVN.

Develop, enhance, and deploy high-performance desktop trading applications using C#/.NET and WPF. Collaborate with account management, support, and implementation teams to analyze requirements, refactor for performance, implement architectural standards, and provide day-to-day production support and deployments.

Onsite Senior Software Engineer in Phoenix responsible for full-lifecycle application development (60%), fixing and enhancing existing applications (30%), and miscellaneous tasks (10%). Must clear background check and be a local, authorized U.S. worker.

Maintain and support web-deployed Oracle Forms and Reports applications; troubleshoot production issues; develop SQL/PLSQL for analysis and cleanup; collaborate with engineers, BAs, QA and PMs; use JIRA and SVN; estimate effort and assist with releases and status reporting.

Design, build, test, debug, and publish iOS mobile applications. Work with cross-functional teams on requirements, design docs, and full development lifecycle. Troubleshoot production issues, generate reports, produce technical documentation, and mentor junior engineers.

Develop and migrate Captiva processes (7.1 -> 7.7) using Captiva Designer and .NET. Work with Documentum Content Server, SQL, Java, DQL, and administer Captiva. Support WebSphere/Tomcat, Linux and Windows cluster environments, perform shell scripting, participate in SDLC, design/architecture reviews, and collaborate with global stakeholders.

Develop and maintain Java-based applications using JPA/Hibernate, Spring/Struts, and web services (REST/SOAP). Build integrations with MQ Series, work with MS SQL/Oracle databases, and create web UIs with JavaScript/jQuery/HTML/CSS. Participate in SDLC, project lifecycle, design and architecture reviews within financial services.

Develop and customize Duck Creek-based Policy Administration solutions using .NET and SQL Server. Implement rating, forms, underwriting rules, user administration and transaction types. Use Duck Creek tools (Example Author, TransACT) and debugging utilities (TSV Debugger, Data Tester, TraceMonitor). Follow SDLC practices and perform component customizations and troubleshooting.

Develop and maintain Java/J2EE backend services and RESTful APIs using Spring, Jersey, Hibernate, and SQL. Deploy on Tomcat, implement OAuth2/API authentication, use Swagger/RAML for API tooling, perform unit testing and code reviews, and design scalable, multi-threaded distributed applications. Participate in SDLC and project lifecycle activities within a global delivery environment.