Top Software Engineer Jobs in Belfast

The Senior Software Developer will create and enhance AI prototypes, ensure technical standards, support backend service integrations, and collaborate with multidisciplinary teams.

As a Software Development Engineer II, you will build scalable backend services, develop pipelines for large data handling, and collaborate on system design and operational excellence.

As a Principal Engineer at M&S, you'll drive technical strategy, influence architecture, and mentor engineers while delivering on personalization, search, and machine learning features in collaboration with cross-functional teams.

As a Senior or Staff Software Engineer focused on SRE, you will optimize performance, manage infrastructure with code, drive observability, and collaborate with teams to enhance system reliability and efficiency.

As a Staff Software Engineer, you will lead the development of Apache Iceberg, enhancing data handling capabilities for large-scale systems, collaborating with teams, and architecting solutions for modern data lakes.

The Staff Software Engineer will lead the architecture and performance of the AI inference platform, ensuring low latency and high reliability. Responsibilities include managing system design, mentoring engineers, defining performance metrics, and troubleshooting issues in a distributed environment.

As a Senior Software Engineer, you'll design and build AI applications in Python, optimize performance, collaborate with clients, and lead technical practices. You will ensure high-quality standards and participate in agile development processes.

Design and implement core YTsaurus functionality in C++, build and evolve platform-level capabilities, improve APIs and UX for internal users, own production quality including incident response/on-call, and collaborate with stakeholders to prioritize and deliver scalable data platform features.

The Senior Software Developer will design and implement solutions for clients, customize platforms, manage requirements, optimize performance, and conduct training support. Frequent client engagement is required.

The Staff Software Engineer will lead the design and delivery of robust order management solutions, ensuring reliability and scalability, while mentoring junior engineers and collaborating across teams.

The Firmware Test and Automation Engineer will create and execute manual and automated tests, improve testing processes, develop frameworks, and collaborate with development teams while ensuring product quality and robustness.

Lead the design and implementation of scalable, distributed systems, focusing on Reporting and Insights applications for clients. Guide software initiatives, mentor team members, and drive engineering best practices.

As a Senior Software Engineer, you will manage production systems, ensuring reliability and performance for Grafana Cloud's databases while working with distributed systems and Kubernetes. Responsibilities include operating multi-cloud infrastructure, diagnosing failures, implementing upgrades, and collaborating across teams for operational excellence.

This role offers graduates a chance to start their careers as Software Developers, focusing on building applications, enhancing skills, and gaining permanent placements post-training.

The Software Development Engineer will develop secure, enterprise-level applications using technologies like C# and React, collaborate in Agile teams, and ensure high quality software delivery.

Lead the development of backend platforms for national security and defence clients, leveraging cloud technologies and Agile methodologies, while ensuring operational responsibility for services and collaborating in cross-functional teams.

As a Senior Software Engineer at Kainos, you will design, develop, and maintain software applications, mentor juniors, and contribute to architectural decisions.

The role involves leading compliance quality initiatives, designing test automation frameworks, collaborating with teams, and ensuring compliance in software development.

As a Staff Software Engineer, you will lead the development of Mural's Canvas platform, ensuring high performance and reliability in real-time collaboration and document editing.

The Senior Software Engineer will design and build scalable backend services, work with cloud platforms, mentor engineers, and contribute to system architecture and CI/CD processes.

As a Senior Software Engineer, Compiler, you will research and implement performance improvements for bytecode execution in a decentralized technology environment.

The Staff Software Engineer will build and maintain high-quality platforms, mentor junior engineers, drive DevOps practices, and ensure code quality while contributing to engineering community objectives.

As a Senior Software Engineer, you will design and build applications using Python and AI, optimize performance, collaborate with teams, and support client requirements in an agile environment.

As a Senior Software Engineer, you will build scalable distributed systems, improve developer experience, mentor peers, and lead incident responses.

The role involves developing, testing, and deploying Python microservices, solving complex technical problems, and contributing to architectural decisions. Engineers will work with a product team and ensure code quality through reviews and testing, while continuously learning and improving practices.