Software Senior Engineer Jobs

Join Capital One as a Senior Full Stack Software Engineer in Mexico City. Drive major transformation using JavaScript, Java, Python, AWS, and Kubernetes in an Agile environment. Collaborate with product managers to build cloud-based solutions empowering millions. Requires Bachelor’s degree, advan...

Senior Python Software Engineer sought to support R&D tooling, data infrastructure, and CI/CD pipelines in Bristol, UK. Requires 7+ years Python experience, GitLab CI/CD, and Agile workflows. Key benefits include technical mentorship, code reviews, and ensuring software reliability, security, and...

Senior Mission Planning Test Engineer needed at Eglin AFB, FL to support USAF fighter weapons testing. Requires active Secret clearance, fighter aircrew experience (Pilot/WSO on F-15, F-16, F/A-18, F-35, or F-22), and expertise in military mission planning systems. You will lead software test pro...

Join Microsoft’s Applied Sciences Group as a Senior Software Engineer - Native in Redmond, WA. You’ll write production-grade C/C++ code, shaping features for Windows and Microsoft 365 used by billions. Ideal for experienced individual contributors skilled in native development, OS layers, and rap...

Senior Software Engineer sought for a backend-focused role in Grand Rapids, US. You will design scalable microservices and event-driven architectures using Java, Spring Boot, and Kafka for large-scale e-commerce and Order Management Systems. Leverage AI-driven tools to enhance system reliability ...

Join Capital One as a Senior Full Stack Software Engineer in Mexico City. Leverage JavaScript, Java, Python, and AWS to build cloud-based solutions empowering millions. Collaborate in Agile teams, mentor peers, and pioneer financial technology transformation. Enjoy benefits for health, wealth, an...

Senior Software Engineer sought to oversee PCBA manufacturing infrastructure and encryption systems in Kajetany, Poland. Requires 8+ years of experience, Python expertise, and strong networking skills. Manage Linux/Windows servers, troubleshoot scripts, and collaborate with global teams. Benefits...

Senior Software Engineer needed to support U.S. Army programs with DCS. This role requires 10-12 years of DOD software engineering experience, U.S. Citizenship, and expertise in building high-quality, innovative software per DOD standards. You will design, develop, and test applications for milit...

Join Mastercard as a Senior Software Engineer in O'Fallon, MO, and drive performance improvements for global transaction switching. You will leverage deep C/C++ expertise in Linux to test, debug, and optimize authorization response times. This role involves automation scripting (Python, Perl, She...

Senior Software Engineer - Embedded role at Uber's AV Labs in Sunnyvale, CA. You will develop core firmware and device drivers for autonomous vehicle sensors (LiDAR, radar, cameras) and drive in-house hardware bring-up for next-gen L4 data collection platforms. Requires 5+ years of C/C++ experien...

Senior Software Engineer (.NET, Microservices) – Sydney. Build secure, scalable backend systems for a cloud-native fintech empowering small businesses. Leverage Azure, event-driven architecture, and AI-assisted tools to deliver high-impact features. Enjoy flexible work, learning allowances, welln...

Senior Software Engineer - Infrastructure role focused on building a highly available, multi-tenant storage engine for Confluent Cloud. You will design and operate large-scale distributed systems, leveraging expertise in Java, Go, or C++. This remote-first position offers robust benefits and a cu...

Join Cisco Isovalent, the creators of Cilium and eBPF, as a Senior Software Engineer in Zurich. You will develop high-quality Golang and eBPF code for cloud-native networking and security solutions. We seek 5+ years of experience with Golang, C, and Linux systems, plus Kubernetes expertise. This ...

Senior Software Engineer (MERN Stack) sought by Devsinc in Islamabad, Pakistan. Lead full-stack development with MongoDB, Express.js, React.js, and Node.js. Requires 5+ years of MERN experience, expertise in React hooks, state management, Node.js async programming, and RESTful APIs. Enjoy benefit...

Senior Software Engineer (AI/ML) sought to design and scale intelligent systems in Islamabad, Pakistan. You will build production-grade AI agents and ML pipelines using Python, PyTorch, and LangChain. Requires 3+ years of experience with LLMs, vector databases, and cloud platforms. Enjoy benefits...

Senior Software Engineer needed to design and build LoadUp’s next-gen cloud-native platform using Java, Spring Boot, and microservices. You’ll leverage AI tools like Copilot and Cursor, champion TDD with JUnit, and deploy on Kubernetes (EKS) in AWS. Located in Alpharetta, GA, this role offers top...

Join Microsoft Quantum in Redmond as a Senior Software Engineer to build scalable quantum systems. You'll develop and optimize code for quantum software, leveraging expertise in C, C++, C#, or Python. Requires a Doctorate or Master’s in CS, Physics, or related field with industry experience. Driv...

Senior Software Engineer sought by Hitwicket in Hyderabad to architect scalable, high-performance game features for millions of global users. Requires 3+ years experience, expertise in NodeJS, MongoDB, Redis, and GCP, plus a passion for code modularity and microservices. Enjoy casual dress, a 5-d...

Senior Software Engineer sought for NorthStar Mapping System, blending software development with regulatory compliance in Burnsville, MN. Requires 5+ years’ experience, proficiency in C#, Python, or JavaScript, and expertise in regulated environments like medical devices. Key duties include desig...

Senior Software Engineer (JVM/Kotlin) sought by hyperexponential, a Series B AI platform scaling globally. You will architect scalable backend systems for complex data processing and workflow orchestration, transforming unstructured data into structured outputs. Based in Warsaw, Poland, this role...