Top Software Engineer Jobs in Belfast

The role involves optimizing hardware support within a software stack for AI model deployment, collaborating with teams and hardware vendors to enhance performance and portability across platforms.

We are looking for a Senior Fullstack Software Engineer to join our team, working on building and optimizing systems for electric car leasing.

The Software Engineer will design and develop scalable back-end architectures and customer-facing .NET applications, collaborating with various stakeholders to deliver high-quality features.

The Lead Golang Software Engineer develops server solutions, leads technical designs and code reviews, mentors colleagues, and ensures the quality of engineering practices in the Commercial Systems unit.

The Python Software Engineer will develop and maintain test automation tools for hardware certification and improve Linux testing methods.

You will build and maintain container images, automate CI/CD processes, engage with the community, and mentor junior team members in a collaborative environment.

Lead Python Software Engineer responsible for developing solutions, collaborating on designs, mentoring team members, and enhancing engineering practices.

Develop and enhance dqlite, a distributed SQLite database, including debugging, implementing features, and engaging with the open source community.

Analyze and optimize ClickHouse database performance, develop performance tests, support engineering teams, collaborate with core teams, and engage with the open-source community.

As a Backend Engineer, you will build and maintain backend services, write maintainable code, review peers' work, and learn from experienced engineers while leveraging AI tools.

Lead the design and development of complex Rails features, mentor junior engineers, define technical direction, and ensure high-quality code while collaborating with stakeholders.

As a Staff Software Engineer, you will lead software development for payment solutions, enhance code quality, and ensure compliance standards.

Lead design and implementation of C++ software for secure embedded payment terminals, handling EMV/contactless/mobile transactions, cryptography and POS integrations. Drive full SDLC delivery, mentor engineers, improve CI/CD and tooling, troubleshoot embedded stacks, and collaborate with product and test teams to deliver production-grade solutions.

The Senior Software Engineer will lead the design and management of cloud infrastructure, automate systems, ensure security, and enhance developer experience while mentoring the team.

Responsible for building scalable distributed systems, mentoring teammates, innovating on technical solutions, and improving team processes. Requires expertise in backend languages, especially Golang and Typescript.

The Software Test Engineer at Citi will focus on automation testing, creating test plans and cases, and ensuring quality through rigorous testing practices across applications.

As a Software Engineer, you'll create and optimize workforce analytics platforms using JavaScript/TypeScript, AWS services, and data modeling, while collaborating in an agile team for customer-focused delivery.

The Staff Software Engineer designs and develops payment processing solutions, mentors team members, improves software methodologies, and collaborates on product delivery.

The role involves improving Paddle's developer experience by managing backend services, API practices, and SDK development using Go and AWS. You'll collaborate with cross-functional teams to shape user experience and stability in production systems.

The role involves designing and implementing features, debugging, maintaining documentation, and collaborating with the community in the Mir graphics stack.

Develop and enhance MAAS core components, improve architecture, collaborate across teams, and ensure high standards in documentation and CI practices.

As a Senior Software Engineer, you will develop technical solutions to complex business problems, participate in software solution building, and contribute to an engineering culture.

The Senior Software Engineer will develop scalable applications and APIs, collaborate on product features, improve performance, and participate in code reviews and on-call rotations.

As a Senior Software Engineer, you'll develop scalable full-stack solutions, mentor team members, and drive product improvements focused on reducing climate impact.

Join the 3D graphics team at Mapbox, working on open source vector map rendering, graphics programming, and improving performance for location technologies.