Top Engineering Jobs in Belfast

Leads quality engineering for consumer-facing web and mobile experiences. Designs scalable automation frameworks, develops functional, API, integration, regression, and end-to-end test suites, and integrates quality gates into CI/CD pipelines. Validates accessibility, performance, reliability, and cross-device behavior; investigates defects, analyzes quality metrics, and drives continuous improvement. Collaborates with product and engineering teams, mentors engineers, and applies AI-assisted testing practices.

Design, build, optimize, and support scalable consumer-facing mobile applications across iOS and Android using React Native, TypeScript, and JavaScript. Develop native integrations, reusable components, secure architectures, API integrations, automated testing, CI/CD pipelines, and production monitoring. Collaborate cross-functionally, contribute to releases and Agile delivery, mentor engineers, conduct code reviews, and drive mobile engineering excellence, accessibility, performance, and reliability.

Lead a team that integrates third-party and modular features into GitLab's Dedicated SaaS platform. Ensure high availability (99.99%+), drive operational excellence, automate toil, own incident management, prioritize via data, recruit and develop engineers, and use AI to boost productivity and guide technical strategy.

Lead the full‑stack Switchboard team owning the Dedicated tenant management control panel. Hire and develop engineers, partner with Product and Design, set technical direction, ensure cross‑functional delivery, drive quality/security/performance improvements, and operate large‑scale distributed services with strong SLO and operational excellence.

Leads and develops the Software Engineering team, overseeing people management, engineering operations, releases, production incidents, code quality, governance, technical investigations, SQL data work, and technical stakeholder collaboration. The role provides technical direction, supports delivery planning, reduces technical debt, promotes engineering standards, and drives continuous improvement across software development practices.

Lead design, development, and optimization of high-performance ETL pipelines using Ab Initio for Oracle ledger processing. Collaborate with business and cross-functional teams, drive SDLC within Agile, perform SQL-based data investigations, build automation utilities, monitor/resolve production issues, and manage testing and deployments.

Lead the SSCS Add-On engineering team to develop security capabilities, managing delivery, team growth, and quality in a collaborative environment.

Lead technical direction and execution for major products and systems. Design scalable and reliable backend, frontend, API, database, and infrastructure solutions; write code; make architecture trade-offs; resolve production issues; improve testing, security, observability, and development practices; and mentor engineers across teams.

Leads the DTC Platform Engineering organization, overseeing cloud foundations, DevOps, CI/CD, Kubernetes, integrations, quality engineering, performance, security, developer tooling, and AI-enabled engineering platforms. Defines multi-year platform strategy, infrastructure and security standards, self-service capabilities, and delivery governance. Partners with product engineering, security, finance, and infrastructure teams while building and mentoring multidisciplinary engineering teams focused on scalable, secure, reliable, and cost-efficient software delivery.

Owns technical direction and execution for major products and systems. Designs scalable, reliable architectures across backend, frontend, APIs, databases, and infrastructure; remains hands-on with coding, prototyping, reviews, debugging, and production support. Leads architecture decisions, resolves complex technical problems, improves engineering quality, drives critical initiatives, and mentors engineers across teams.

Lead the engineering strategy and execution for an AI-powered email application across backend, mobile, and desktop platforms. Design reliable AI workflows involving orchestration, state, tool use, retries, fallbacks, and failure handling. Build APIs connecting AI capabilities to product experiences, lead a senior engineering team, make architecture and scalability decisions, and establish strong observability, monitoring, testing, security, and operational foundations. Partner with ML leadership to deliver fast, reliable, maintainable product experiences.

Lead quality engineering strategy for web and mobile consumer experiences. Design scalable automation frameworks, establish risk-based testing and governance, build automated web, mobile, API, integration, and end-to-end suites, and embed quality across delivery teams. Drive accessibility, performance, cross-browser and cross-device validation, release readiness, quality metrics, experimentation testing, and continuous improvement while partnering with Product, Design, Engineering, and Architecture.

Leads frontend architecture and engineering for large-scale consumer web applications. Defines standards, reusable patterns, and headless API architectures using ReactJS, TypeScript, Next.js, and GraphQL. Drives performance, Core Web Vitals, accessibility, security, experimentation, design systems, and global scalability through CDN and edge technologies. Partners cross-functionally, mentors engineers, influences architecture across teams, and guides technical decisions for reliable, accessible, high-performing digital experiences.

Leads architecture, development, and evolution of large-scale React Native applications across iOS and Android. Defines mobile engineering standards, reusable patterns, security and privacy practices, release processes, accessibility, performance optimization, API and commerce integrations, experimentation, and design systems. Provides technical direction, partners cross-functionally, makes architectural decisions, mentors engineers, and improves delivery through AI-assisted engineering tools.

Industry Expert who sets the technical bar for advanced AI, ML, systems, or forward-deployed engineering programs. Responsibilities include reviewing deployed projects, leading technical defenses and mock review boards, delivering occasional live sessions, critiquing architecture and tradeoffs, and advising instructors on difficult design decisions. The role requires production-scale engineering experience, senior-level judgment, a public technical footprint, strong English, and comfort with AI tools. It is fully remote and requires approximately 4–10 hours monthly.

Lead and scale engineering teams building multi-tenant Voice AI, Agent QA, analytics, auto-learning, and workforce management platforms. Own architecture for high-throughput voice data systems, real-time pipelines, telephony integrations, optimization algorithms, and enterprise compliance. Recruit and develop senior engineers and managers, establish engineering standards, guide cross-functional roadmap alignment, and deliver reliable production systems across global geographies.

Lead global software and controls engineering to define platform architecture, drive R&D and innovation (digital twins, AI/ML), standardize gateways and enterprise systems (SCADA/EPMS/BMS/DCIM), manage cross-functional delivery, and build a high-performing team ensuring scalable, secure, and supportable solutions across Vertiv's power and infrastructure business units.

Lead and grow a European engineering team focused on ownership and autonomy. Mentor engineers, influence product and technical specs, remain hands-on to debug and ship, and improve developer tooling, automation, and processes that increase team leverage.

Lead developer enablement and strategic partnerships for CAE, driving NVIDIA platform adoption, informing product strategy, supporting launches, and representing ISV and research communities.

The Associate Director will manage healthcare, education, and defence projects, oversee project finances, lead a small engineering team, ensure quality checks, prepare specifications, and coordinate with multidisciplinary teams.

Lead the Subscriptions engineering team to design, deliver, and scale recurring-billing products. Coach and manage engineers, partner with Product to set roadmaps, oversee technical strategy, improve reliability and scalability of high-traffic event-driven systems, and collaborate with cross-functional stakeholders including Design, Data, InfoSec, Platform, Finance, Risk, and Legal.

The Engineering Manager will oversee software development, enhance team collaboration, manage projects, ensure code quality, and navigate conflicts while recruiting staff.

As a Senior Front-End Engineer, you will modernize front-end development, enhance UX/UI, and collaborate with teams to deliver high-quality web applications.

As an Engineering Manager, lead a team of engineers, coaching their development while ensuring quality results and implementing engineering processes.

Lead a distributed team of engineers overseeing Linux kernel delivery for Ubuntu, ensuring quality, security, and effective collaborative practices.