Top Software Engineer Jobs in Belfast

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

Design, build, and maintain backend systems for products, focusing on APIs, data models, and distributed systems. Collaborate with teams to ensure system reliability and performance.

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

The role involves designing and implementing services in Rust and TypeScript, integrating new blockchains, and maintaining high-volume systems. Responsibilities also include security design, collaboration with teams on blockchain needs, and contributing to internal tools and documentation.

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.

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

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

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

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 Senior Software Engineer will design high impact features, collaborate with teams, ensure maintainable systems, and write quality code.

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.

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

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

As a Principal Software Engineer, you'll drive impactful projects in Engineering Productivity, solve complex technical problems, mentor team members, and enhance the quality of engineering practices within the organization.

Design and build key features for an AI coding platform, focusing on user experience and product growth in a collaborative environment.

The Staff Software Engineer will develop AI tools integrated with game engines and services, focusing on C++ and automation for game development.

As a Senior Software Engineer, you'll design scalable backend systems, optimize databases, deploy workloads on AWS, and mentor mid-level engineers.

The Senior Software Engineer at Sotheby's will own systems, solve business problems pragmatically, communicate clearly across teams, and ensure code maintainability while working with distributed systems and microservices.

As a Staff Software Engineer, you will lead the design and development of cloud services, improve querying experiences, support scalability, and collaborate with other engineering teams to drive innovation.

The Lead Software Engineer leads a team to develop high-quality software solutions, mentor junior staff, and ensure effective application performance and security.

As a Senior Software Engineer, you'll lead backend and edge/IoT engineering, implement scalable solutions, mentor peers, and collaborate with teams to deliver impactful AI solutions.

Lead Software Engineer responsible for backend and edge/IoT engineering, mentoring teams, designing scalable solutions, and implementing CI/CD processes.