Top Software Engineer Jobs in Belfast

The Fullstack Software Engineer will develop production-ready features, migrate from Ember to React, and improve overall platform performance while mentoring others.

As a Software Engineer II, you will enhance research capabilities and manage data platforms, focusing on APIs, cloud infrastructure, and agile development.

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.

Build scalable, data-driven internal tools and services in Python to measure AI impact across engineering tooling. Own end-to-end features, partner with leaders and data teams, set squad technical direction, and deliver observable, tested data pipelines and dashboards.

Design and implement billing systems while optimizing performance and mentoring engineering teams. Collaborate with finance and compliance to translate business needs into technical solutions.

Develop and maintain high-volume exchange connectivity software, work within an agile team, write efficient code, and mentor team members.

The Software Engineer will build customer-facing products for healthcare, focusing on full-stack feature development and user experience, while engaging with customers and iterating on the product based on feedback.

As a Senior iOS Engineer, you will lead engineering decisions, ship production code for the iOS app, and participate in product discussions to enhance the existing app architecture.

The Software Engineer will design, develop, and maintain backend services and APIs for Speechify, ensuring they meet business and scalability requirements. The role involves collaboration on B2B solutions and aligning backend architecture with product strategy.

The role involves writing high-quality back-end code in Java or Kotlin, contributing to architectural decisions, and automating SDLC processes. You will lead a small team, apply AI in projects, and ensure clear communication across distributed teams.

The Senior Software Engineer will lead the development of backend systems for payment processing, collaborating with teams, setting goals, and fostering quality and ownership in code development.

As a Senior Software Engineer at Rapid7, you will enhance their data platforms and security research capabilities through software development, API maintenance, and cloud infrastructure management, while collaborating with a dedicated team.

The role involves developing GPU Monitoring features and maintaining eBPF functionality, debugging production issues, and contributing to product architecture in Datadog's Agent over various Linux environments.

As a Software Engineer, you will design and build user-facing products and services, develop scalable APIs, and collaborate with cross-functional teams while ensuring system performance and code quality.

As a Software Engineer II, you will build and maintain features on Stora's Rails-based platform, improve app stability, and collaborate with a small team on various domains.

Develop and deploy AI-powered applications, collaborate with data scientists, drive improvements, and mentor team members in a full-stack environment.

The Graduate ASIC Software Engineer designs, develops, tests, and deploys software for electrical engineering applications while coordinating with various engineering tools and performing peer code reviews.

The Senior Software Engineer II will enhance operational excellence by designing automated reliability systems, incident management tooling, and observability infrastructure while mentoring teams and implementing AI-driven solutions.

As a Senior Software Engineer at KoBold, you'll develop innovative data systems for mineral exploration, collaborating closely with geologists and data scientists to improve exploration success rates. You'll own projects end-to-end, engage with users, and create scalable, production-quality solutions for complex geological challenges.

The Web UI Software Engineer will design and develop frontend web applications for embedded systems, ensuring integration with backend services and delivering exceptional user experiences.

Design and develop scalable web applications for embedded systems, leading architecture efforts and collaborating with cross-functional teams to ensure optimal performance and security.

Design, develop, and maintain scalable backend services for embedded systems, ensuring integration with hardware and providing technical leadership.

Design, build, and maintain scalable backend systems and APIs using Go/Python. Integrate enterprise services, data pipelines, event-driven tech (Temporal, Kafka), and LLMs (OpenAI, Gemini, Claude). Ensure security, high availability, multi-tenant SaaS deployments, and improve engineering practices across the stack.

Citi seeks a Senior Software Engineer (Java) to design and develop complex, high-performance systems for fixed income trade processing, utilizing Java and Spring technologies.

As a Software Engineer Intern, you'll develop innovative solutions, gain exposure to the software development lifecycle, and collaborate in an Agile environment at Visa.