Top Software Engineer Jobs in Belfast

Leads a software development team through the full product lifecycle, including user research, product strategy, roadmap planning, application development, testing, code reviews, documentation, team performance management, budgeting, partnerships, and user support. The role also manages Agile processes, reports metrics, develops funding proposals, and participates in conferences and periodic travel.

Develop and support Python microservices, web applications, APIs, integrations, and internal tools. Design reliable, secure, observable distributed systems and deploy services across Kubernetes environments. Collaborate with stakeholders and DevOps engineers on architecture, roadmaps, and delivery while protecting customer data. Investigate complex issues, improve data and automation workflows, and mentor junior engineers in a remote-first team.

Senior backend engineer role building scalable, resilient Go-based backend services and APIs for cloud environments (AWS/Azure/GCP). Work with containers, Docker, Kubernetes, TDD, and performance optimisation while collaborating with client teams in a remote-first consultancy.

Responsible for building and maintaining Android applications with AI features. Focus on performance, UX design, and collaboration with backend and ML engineers.

Build and ship native Android features using Kotlin and Jetpack Compose. Design clean user flows for financial services, integrate backend APIs, improve performance and stability, use analytics and production feedback, and implement AI-assisted on-device experiences where beneficial.

The Software Engineer will develop and maintain cross-platform desktop applications, focusing on performance, reliability, and integration of AI features. Responsibilities include optimizing applications, managing local data, and ensuring stability on macOS and Windows.

As a Software Engineer in Sustaining Engineering, you will resolve complex issues related to Ubuntu and open-source software, engage with upstream communities, and develop bug fixes while maintaining close collaboration with support and product teams.

As a Python and Kubernetes Software Engineer, you will develop data analytics solutions using open source tools, collaborating with a distributed team.

The software engineer will develop and operate backend services for Snap Store and Charmhub.io, focusing on clean APIs and feature implementation.

The role involves developing software for Linux-based systems on autonomous devices, optimizing performance and ensuring reliability in various hardware environments.

As a Software Engineer at Canonical, you will collaborate globally to shape open-source software operations, focusing on Python and Golang development, enhance DevOps workflows, and improve infrastructure operations for cloud computing solutions.

The role involves designing and delivering open source software operations code in Python, ensuring system reliability, and collaborating with teams across the Linux stack.

The Sr. Software Engineer will design, develop, and maintain public APIs and integrations, ensuring high scalability and performance while improving code quality using AI tools.

The Software Engineer will design, develop, and install software solutions, focusing on web applications using PHP and ensuring coding standards and technical design compliance.

The Backend Software Engineer will manage the lifecycle of short-term projects, perform reliability analysis on applications, and interface with teams to deliver features.

Sell SaaS software by conducting discovery, scoping solutions, creating customized customer demonstrations, and explaining product value, ROI, and AI capabilities. Prepare RFIs and RFPs, answer technical questions, support upsell and cross-sell opportunities, and collaborate with sales, marketing, implementation, and product teams. Maintain expertise in the platform, AI-enabled SaaS functionality, food industry challenges, and relevant regulations.

Designs, develops, and maintains scalable backend services, APIs, and data capabilities for analytics, dashboards, and visualizations. Responsibilities include processing and aggregating structured and unstructured data, optimizing performance, collaborating with frontend, data, UX, product, and DevOps teams, and supporting reliable production deployments. The role also involves technical design, testing, monitoring, troubleshooting, code reviews, and continuous improvement of analytics services.

Leads end-to-end modernization from a monolith to microservices, including legacy analysis, architecture, estimation, data migration, deployment, and production support. Guides .NET services, databases, messaging, containerization, and frontend integrations. Acts as the technical escalation point for complex issues while improving Jira tracking, estimation accuracy, QA collaboration, release predictability, and engineering processes. Manages and develops the team through one-on-ones, performance reviews, feedback, and career-focused objectives.

Lead and deliver full‑stack features for international direct‑to‑consumer products. Collaborate with product, design, and analytics; own operations, metrics, on‑call, code quality, and talent development while driving technical design and execution.

Lead design and build of API-first product platforms and high-scale APIs consumed by internal teams, external integrations, and AI agents. Drive API standards, reliability, observability, and scalability; develop agentic workflows and reduce systemic technical risk while mentoring senior engineers.

Full-stack AI/ML Software Engineer to build HealthTech SaaS microservices, implement and integrate ML solutions, write high-quality code, author documentation, perform code reviews, and act as an SME on services and systems.

Design, build and maintain backend services for multiplayer games. Implement distributed systems, CI/CD, containerised microservices, databases (SQL/NoSQL), cloud infrastructure, and documentation. Collaborate on estimates, support teammates, and ensure high-quality deployments and operational standards.

The Senior Back-End Software Engineer designs, develops, and maintains scalable backend systems while taking ownership of the software development lifecycle.

As a Software Engineer at Canonical, you will design, build, and ship software, improve packaging and distribution processes, and mentor colleagues while contributing to open source projects.

The Junior Ubuntu Software Engineer will design, build, and ship software, focusing on quality and resilience, while engaging with the open source community.