Top Backend Jobs in Belfast

As a Staff Software Engineer, you will lead technical strategy, collaborate on product development, maintain system operations, and mentor team members in building scalable backend systems.

The Senior Backend Developer will enhance Smartcat’s API Gateway, rebuild the product's core architecture, improve scalability, and ensure high performance while collaborating with cross-functional teams.

The Senior Software Engineer will collaborate with product teams to develop scalable backend services, enhance performance, and ensure high-quality code through reviews and knowledge sharing.

As a Senior Backend Software Engineer, you will design, develop, and maintain software systems, focusing on .NET technologies. You'll provide guidance to other engineers, drive technical decisions, and collaborate with product teams to meet system requirements. Your role includes developing APIs, troubleshooting issues, and implementing CI/CD pipelines while staying updated with industry best practices.

Lead design and development of payment network integrations, manage projects, ensure code quality, and provide technical leadership in a fast-paced environment.

As a Software Engineer, you'll design and build advanced fraud detection platforms, develop secure and scalable systems, and engage in Agile development practices.

The Senior Backend Engineer will design, develop, and maintain the CMS platform with a focus on scalable backend systems, API performance, and mentoring junior engineers.

As a Backend Software Engineer, you'll build scalable micro-services and tackle complex technical challenges while enabling rapid operational resilience and innovative tooling for cryptocurrency operations.

As a Senior Backend Engineer, you'll enhance orchestration systems, optimize EVM performance, develop custom storage engines, and lead projects in blockchain technology.

As a Senior Software Engineer on the Content Lake DX team, you will design and develop distributed systems, mentor teammates, and improve engineering culture.

As a QA Engineer, you'll develop and execute test cases for backend applications in a hybrid trading environment, collaborating with global teams on quality assurance processes.

As a Senior Java Developer at dLocal, you will build scalable, enterprise-level applications as part of a talented software team.

As a QA Engineer, you'll test backend solutions, collaborate with development teams, and ensure product quality and stability within the MultiversX ecosystem.

As a Backend Developer, you will create and improve microservices for blockchain applications, develop REST API and GraphQL endpoints, and resolve complex bugs. You'll work with a dynamic team and be part of the blockchain revolution.

As a Senior Back-end/Full Stack Developer, you will design and maintain web applications, optimize databases, collaborate with teams, and ensure code quality through testing and reviews.

The Sr Backend Engineer will design and maintain backend services using Ruby on Rails and AWS, ensuring high performance and data integrity while collaborating with front-end developers.

As a Backend Engineer, you'll design and maintain backend systems for mobile games, collaborating with teams to develop features and optimize databases.