Top Software Engineer Jobs in Belfast

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

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.

Full-stack Developers at QuantCo build user interfaces for machine learning solutions, collaborating with data scientists and engineers to deliver actionable products.

Seeking a Senior Software Engineer to build and scale an AI companionship platform. Responsibilities include coding, project planning, and collaboration with teams. Must have experience in fast-paced environments and user-centric solutions.

As a Senior Software Engineer, you'll develop high-quality software solutions, mentor junior members, apply best practices in design and build, and contribute to technical decisions in a collaborative environment.

The Software Development Engineer will develop secure web applications using React and C#. Responsibilities include coding, testing, documentation, and Agile participation.

The Staff Software Engineer will build internal platforms, automate processes, support other engineers, and drive innovation while ensuring high-quality software delivery.

The Senior Software Engineer will lead the development of a Python-based platform, enhancing a mature system for open-source collaboration, mentoring teams, and driving innovation.

Design, build, and maintain scalable, secure backend systems for high-volume payment processing. Lead architectural decisions, improve observability and CI/CD, mentor engineers, and participate in on-call incident response.