Top Software Engineer Jobs in Belfast

You will own projects spanning months, work end-to-end on a React client application and Python backend, and shape product direction.

The role involves designing and maintaining scalable software platforms, troubleshooting complex problems, mentoring engineers, and establishing best practices to ensure software integrity.

Join the Belfast development team as a Senior Software Engineer to innovate, develop, and enhance software products, using C#, .NET, React, and Azure.

The Senior Software Engineer will build and maintain backend services while ensuring operational excellence, monitoring, and incident response, applying strong engineering principles and innovation.

The Platform Engineer will architect and build scalable microservices, optimize core systems, and standardize best practices in cloud infrastructure.

As a Backend Software Engineer, you'll design scalable backend systems, optimize database performance, and collaborate with front-end and DevOps teams.

The Software Engineer will design and execute full-stack projects, build and maintain backend APIs and frontend libraries, and mentor junior team members while ensuring engineering excellence.

As a Senior Software Engineer, you will develop and maintain ClickHouse's data ecosystem, focusing on Python integrations with orchestration and transformation tools. You'll engage with the open-source community while enhancing performance and reliability for data practitioners.

As a Software Engineer, you will design and maintain Golang infrastructure services, working on provisioning, performance, monitoring, and capacity planning for the Confluent cloud platform.

As a Staff Unity Client Engineer, you'll develop game features, collaborate with teams, analyze code for bugs, and create design documents, ensuring high-quality game applications.

Design, build and optimise Python-based AI applications and data storage solutions. Collaborate with clients and teams, enforce code quality, CI/CD, testing practices, and deliver scalable production systems across cloud environments while travelling to client sites.

The Staff Software Engineer will focus on product integrity, driving quality systems, maintaining reliability, and mentoring engineers across Monzo's technology teams.

As a Senior Software Engineer, lead feature development, mentor team members, ensure software quality, and participate in architecture design for web applications.

The role involves optimizing backend processes, leading multi-team projects, and ensuring engineering standards in a scalable environment. Requires deep knowledge of full-stack development, especially server-side.

As a Principal Software Engineer, you will lead backend projects, enhance engineering stability, and drive cross-team collaboration within a large engineering organization.

Build and operate Kubernetes clusters, optimize infrastructure for AI workloads, and collaborate with researchers to enhance model training systems.

The Senior Software Engineer II will develop Akamai's object storage platform, focusing on building reliable, scalable, cost-effective solutions and defining next-gen cloud tooling.

Software Engineers at QuantCo will design and develop scalable solutions, integrate models into client businesses, and improve products based on client feedback.

As a Software Engineer, you will develop features for benefits access, integrate APIs, enhance code quality using AI, and ensure system integrity.

Lead design and build of Grafana Cloud observability and Kubernetes monitoring integrations. Implement scalable ingestion, middleware, dashboards, alerts, and docs; operate production services, mentor engineers, drive technical direction, and contribute to open-source projects.

As a Staff Software Engineer in Market Making, you will lead teams in delivering high-performance software for market strategies and risk management, ensuring quality code and operational excellence.

Lead the Market Making Engineering team in developing real-time quoting systems, collaborate with stakeholders, and enhance software and processes.

The Senior Software Engineer will enhance market making capabilities, implement solutions, mentor juniors, and ensure high-quality software delivery within the Market Making Technology team.

Lead backend platform development for National Security clients using cloud technologies, ensuring operational responsibility and agile practices.

The Senior Software Engineer will design, build, and maintain backend services, lead technical design efforts, and collaborate with teams to improve Twilio's SDK experience.