Top Software Engineer Jobs in Belfast

Lead technical strategy and software engineering excellence across customer platform systems supporting warehouse operations. Design and launch complex, high-impact solutions; promote clean architecture, DevOps, security, observability, reliability, performance engineering, and testing practices. Influence technology and product investment decisions, mentor senior engineers, improve engineering processes, support recruitment and outreach, and foster innovation, autonomy, and engineering maturity across cross-functional teams.

Design, build, and support scalable payment services, backend APIs, and integrations serving high-volume transactions. Own features through design, development, testing, deployment, and production support. Shape platform architecture while improving performance, resilience, security, observability, monitoring, and cost efficiency. Champion clean code, automated testing, CI/CD, and engineering best practices across distributed enterprise systems.

The Staff Software Engineer will lead the design and delivery of robust order management solutions, ensuring reliability and scalability, while mentoring junior engineers and collaborating across teams.

Research, design, and develop algorithms and software systems for AI-driven CNC machining, including toolpath optimization, cutting strategies, and automated CAM workflows. Collaborate with manufacturing experts, data scientists, and software engineers to convert advanced concepts into reliable production software. The role emphasizes high-performance C++ development, computational geometry, numerical methods, optimization, and modern software engineering practices.

Develop software for CloudNC’s AI-powered CAM Assist product, collaborating with computer science and manufacturing experts to solve complex machining and toolpath-generation challenges. The role requires C++ development and experience with UI frameworks such as TypeScript, Angular, or React. Employees will receive training in factory operations and software capabilities; manufacturing experience is not required.

Design and develop clean, maintainable software for automated document-processing products. Collaborate with business stakeholders to translate requirements into product improvements, conduct code reviews, guide technical direction, mentor colleagues, and improve engineering practices. The role uses Golang, MySQL, Docker, Kubernetes, cloud infrastructure, and GitHub CI/CD while emphasizing product ownership, clean architecture, software craftsmanship, and technical communication.

Build and own React Native features for Kraken’s consumer mobile app, from product discovery through launch, measurement, and iteration. Partner with Product and Design to create responsive, trustworthy financial experiences using dynamic or real-time data. Guide development for a new Asian-market app, including regional UX, connectivity restrictions, vendors, and telemetry. Contribute to architecture, performance, reliability, code reviews, and product engineering standards.

Owns the technical vision and roadmap for organization-wide CI/CD and release infrastructure. Identifies and remediates performance bottlenecks and supply-chain security risks, designs scalable release gates, directs engineers through complex multi-quarter projects, and leads incident response. The role requires hands-on debugging across the pipeline stack, cross-organizational influence, technical communication, mentorship, code and design reviews, and setting engineering standards.

Design, develop, deliver, and own client-facing software solutions. Make architectural decisions involving cloud systems, microservices, serverless technologies, streaming, CI/CD, security, data management, and observability. Champion code and operational excellence, lead troubleshooting, mentor engineers, collaborate with clients and cross-functional stakeholders, drive technical innovation, and guide responsible adoption of agentic AI.

Lead design, development and maintenance of scalable, secure international pricing platforms and integrations. Provide technical leadership, conduct code reviews, champion DevSecOps and automated testing, mentor engineers, and drive observability, incident management and operational excellence across cloud-native systems.

Designs, builds, and maintains platform software and deployment tooling across desktop, on-premise, cloud, and air-gapped environments. Responsibilities include production container images, stateful distributed-system upgrades, CI/CD pipelines, infrastructure self-service capabilities, deployment instrumentation, testing strategy, application security, and customer releases. The engineer contributes to architecture, validates specifications, and oversees the quality of AI-generated code while collaborating with engineers, architects, designers, product managers, and stakeholders.

As a Staff Software Engineer, you will develop robust software solutions, provide technical leadership, mentor engineers, and innovate within the commercial trading domain.

Designs, builds, and improves Mural’s Canvas platform, including real-time collaboration, shared document editing, spatial interactions, rendering performance, asset management, APIs, and AI-enabled capabilities. Owns initiatives from problem definition through measurement, designs scalable and reliable systems, optimizes performance, and contributes to technical reviews, mentoring, documentation, and engineering practices. Partners with Product, Design, and Engineering to deliver maintainable, high-quality editor experiences.

Designs, develops, deploys, tests, and reviews software applications, features, and defect fixes. Collaborates with team leaders and users to support a product roadmap, analyze requirements, document software, provide developer-level support, and learn existing codebases. The role also involves participating in planning meetings, conferences, and occasional team travel.

Provide hands-on technical leadership for Contact Centre technology. Design, build, and operate secure, scalable backend services, distributed systems, APIs, integrations, and event-driven workflows. Lead technical direction across teams while developing primarily in Java and guiding frontend work in React and Next.js. Integrate CCaaS platforms including Zendesk, Twilio, Azure, and Google, supporting customer self-service, colleague tooling, and responsible AI automation.

Design, build, and maintain scalable brokerage systems, including Go or similar backend services, gRPC microservices, React administrative interfaces, and vendor integrations. Lead regional engineering reliability, incident response, recruitment initiatives, mentoring, and cross-functional projects. Collaborate globally to support multiple markets, currencies, languages, regulatory requirements, and 24x7 platform stability. Troubleshoot production incidents and bugs while developing high-availability financial applications.

Leads client-facing delivery of complex Canton Network and Daml-based financial solutions. Advises enterprise clients on architecture, topology, integrations, performance, and Kubernetes onboarding. Provides technical leadership across pre-sales, requirements, solution design, implementation, and software delivery. Coordinates cross-functional initiatives, estimates complex solutions, develops performance strategies, customizes Helm charts, and serves as a subject-matter expert for Canton Network products and other CX engineers.

Lead the development, testing, debugging, and technical design of scalable backend systems, integrations, and cloud applications. Establish engineering standards through code reviews, automated testing, DevSecOps, observability, incident management, and operational excellence. Partner with architects, product managers, business stakeholders, and external partners to deliver commercial planning solutions. Mentor engineers, provide technical guidance, and evaluate emerging technologies and AI-enabled development practices.

Build and ship AI-powered product capabilities for enterprise IT operations. Design production systems involving LLMs, agents, RAG, vector search, knowledge graphs, workflow orchestration, APIs, integrations, and automation. Own features from customer discovery through implementation, launch, troubleshooting, and iteration. Collaborate directly with customers and cross-functional teams while making pragmatic tradeoffs around reliability, cost, latency, and scalability.

Senior Software Engineer role at Westpac New Zealand. The description is a largely uncompleted template and does not provide specific responsibilities, technologies, qualifications, salary, travel, or clearance requirements. The role appears to be hybrid, with centrally located offices and work-from-home availability.

Lead design and delivery of scalable, cloud-native backend systems and integrations. Provide technical leadership, conduct code reviews, champion testing and observability, mentor engineers, collaborate with stakeholders, and drive operational excellence.

Lead technical direction and modernise international commerce platforms. Design scalable integrations for product, pricing, fulfilment, partner/marketplace flows. Promote engineering excellence, DevOps ownership, observability, and mentor teams while aligning technology strategy with business goals.

Lead technical design and delivery of supply chain and warehouse software at scale. Drive architecture, DevOps, observability, reliability and performance practices; mentor senior engineers; influence product and technology strategy; promote clean code and engineering excellence across teams; support recruitment and outreach.

Build and operate backend pricing systems for real energy contracts. Responsibilities include designing the Pricing API, consolidating pricing logic, improving quote speed, implementing error handling and observability, creating alerting, explaining pricing failures, and supporting live incidents. The role requires production Python backend experience, FastAPI, SQL, data-heavy systems, end-to-end project ownership, and AI-assisted development workflows.

Leads hands-on software architecture, development, deployment, and issue resolution for strategic customer projects. Drives AI innovation, Azure and platform resiliency, security, observability, performance, and operational improvements. Partners with executives, customers, engineering, and product teams to define and deliver strategic programs. Develops tools, shares technical best practices, and supports Microsoft Fabric and GenAI solutions, including governance, automation, testing, and responsible AI controls. Requires frequent worldwide customer travel and regular engagement in Redmond.