Top Software Engineer Jobs

Design, build, and own a reliable messaging and lifecycle platform across email, SMS, push, and in-app channels. Responsibilities include routing, templating, retries, deduplication, scheduling, delivery tracking, consent and preference enforcement, deliverability, experimentation hooks, audit trails, and access controls. Partner with data and machine-learning teams on event-triggered engagement while ensuring regulatory compliance, observability, and on-call reliability at millions of messages per month.

Design, develop, and support high-performance C++ and Python back-office post-trade processing applications. Build scalable reconciliation workflows, optimize SQL and database performance, implement monitoring and automated testing, troubleshoot production issues, and contribute to architecture and code reviews. Collaborate with technical and business stakeholders, use AI-assisted development tools, mentor junior engineers, and support reliable financial systems.

Leads architecture, design, development, integration, deployment, and operational support for complex full-stack applications built on the Mendix platform. Establishes technical standards, reviews code, mentors engineers, guides cross-functional initiatives, manages technical risks, supports Agile delivery, and leads incident response, performance optimization, monitoring, automation, and production readiness across multiple teams.

Design, scale, and optimize APIs, services, databases, and critical wagering, financial ledger, and regulatory systems. Lead complex technical initiatives, improve production performance and resilience, build integrations and migrations, manage monitoring, and mentor engineers. The role requires ownership of end-to-end delivery, on-call operations, scalable distributed systems, GraphQL, relational databases, Kubernetes, asynchronous processing, and highly accurate, auditable financial systems.

Develop and maintain scalable build, regression, and release infrastructure for chip designers. Build user-facing services for scheduling, tracking, and triaging workflows, plus tools for collecting, analyzing, monitoring, and visualizing system metrics. Apply modern CI/CD practices, maintain reliable production-quality code, and support distributed computing, build systems, and software performance analysis.

Design, develop, and modernize desktop and web software tools using .NET, databases, and front-end frameworks. Collaborate with cross-functional teams, create technical designs and project plans, implement secure performant solutions, and mentor team members while supporting digital transformation and legacy tool upgrades.

Develop reliable, mission-critical applications used across SpaceX for launch vehicle production, flight operations, Starlink, manufacturing, and customer systems. Responsibilities include designing, prototyping, coding, testing, deploying, monitoring, and improving software performance. The engineer will own product development, investigate user needs, participate in architecture and code reviews, and collaborate with engineering teams. This is an onsite role that may require extended hours or weekends based on launch schedules.

Develop and maintain Wi-Fi software for Starlink customer equipment. Responsibilities include driving the Wi-Fi software roadmap, debugging kernel-level performance, improving mesh networking, collaborating with RF and electrical engineers, enhancing testing and continuous integration systems, analyzing performance data, and mentoring engineers. The role requires embedded networking experience, C or C++ development, IEEE 802.11 knowledge, and familiarity with Linux networking internals and deployment systems.

Develop Wi-Fi software and drive the product roadmap for Starlink. Responsibilities include optimizing kernel-level performance, improving Wi-Fi mesh capabilities, collaborating with RF and electrical engineers, mentoring engineers, enhancing testing procedures, and creating tools for continuous integration, deployment, test execution, and data analysis.

Design, develop, maintain, test, and troubleshoot Layer 2 networking, network management, monitoring, and security features using C, C++, and Python. The role involves writing specifications, architecting solutions, building automated tests, resolving customer and system-test issues, owning software delivery, providing technical leadership, and mentoring junior engineers.

Define scalable SaaS architecture and technical direction while remaining hands-on in software development. Design APIs, integrations, security, and modernization roadmaps; establish engineering standards and DevSecOps practices; write production code; lead architecture and code reviews; coordinate development and QA teams; and ensure secure, accessible, compliant platform delivery.

Provides technical leadership and architectural ownership for Entra's end-user identity and access experiences. Defines long-term platform strategy, leads cross-organizational AI and modernization initiatives, partners with engineering and product leaders, and drives scalable, secure, resilient, accessible systems. Establishes engineering excellence through architecture, performance, reliability, and operational rigor while mentoring senior engineers and influencing technical direction across the organization.

Design, develop, tune, and maintain large-scale OLTP database systems and data pipelines. Build PL/SQL, T-SQL, C, and shell-scripted solutions; provide Oracle and SQL Server DBA services, ensure efficient ETL and data warehouse delivery, support SDLC and automation, and create documentation. Hybrid role requiring Pittsburgh-area residence or relocation.

Seeking a senior software engineer to design and build Java/JEE enterprise applications using Spring, persistence frameworks (EJB/JPA/Hibernate), SOAP/REST web services, messaging (JMS), NoSQL databases, and cloud/distributed processing technologies. Contract position in Chicago requiring strong distributed architecture experience; Hadoop/Spark experience preferred.

Develop and maintain web applications using .NET technologies (MVC, ASP.NET) with C# and C++; work extensively with SQL Server 2000-2008 and Visual Studio 2010.

Develop and maintain web applications using the .NET stack. Work with .NET MVC, Visual Studio 2010, and SQL Server (2000-2008). Write server-side C# code and use ADO.NET/ASP.NET for data access and web functionality.

Design, develop, test, and maintain .NET applications for semiconductor manufacturing equipment. Integrate software with hardware systems (x-ray, optics, vacuum, data acquisition), troubleshoot issues, participate in code and design reviews, gather requirements from stakeholders, and apply industry best practices to build robust, scalable software.

The Software Developer will create and support software solutions, engage in the SDLC, collaborate with IT teams, troubleshoot technical issues, and maintain documentation.

Maintain and enhance an existing full-stack application across data, application, and UI layers. Design, code, and deliver APIs; integrate with other systems and databases; develop unit and integration tests; build and deploy containers on AWS. Collaborate with lead developer and cross-functional teams. Onsite in Chantilly, VA; US citizenship and active TS/SCI with Polygraph required.

Design, build, and maintain data ingestion and conversion pipelines using Node.js/Nest.js, MongoDB, and Next.js. Implement OCR/document processing, RESTful services, and ETL-style transformations for structured and unstructured data. Collaborate with cross-functional teams in an Agile environment to improve data quality, scalability, and performance.

You will transform complex office workflows into simple and efficient software, ensuring reliability and automating repetitive tasks while dealing with large datasets.

Design, develop, test, and maintain high-throughput, reliable data stream processing software. Implement features from requirements through delivery, write unit/integration tests, participate in code reviews, troubleshoot production issues, and collaborate with cross-functional teams.

As a Mid Software Developer, you will develop secure cloud applications using Kubernetes and Docker, implement CI/CD pipelines, and apply DevSecOps practices while collaborating with clients and internal teams.

Full-stack developer role building and maintaining web applications on AWS using Node.js, PHP, and Java. Develop REST APIs, debug features, work across the full web app lifecycle, and collaborate on product ideation and proofs-of-concept. Requires in-office availability and occasional off-hours support.

Design, implement, and optimize nonlinear solid-mechanics solvers (geometric and material nonlinearity). Build FEM discretizations, iterative linear solvers and preconditioners, and port/optimize code for GPUs. Contribute to CI/CD, testing, profiling, and collaborate with domain experts to translate models into robust, production-quality implementations.