Top Engineering Jobs in Belfast

Develop and maintain secure, reliable backend services for GitLab repository workflows using Ruby and GraphQL. Responsibilities include designing APIs and data models, optimizing SQL queries and performance, implementing caching and rate limiting, testing, troubleshooting, monitoring production systems, participating in Tier 2 on-call, improving observability, and collaborating asynchronously across engineering and product teams.

Leads a distributed team of Site Reliability and Backend Engineers responsible for GitLab.com's asynchronous processing and caching platforms. Owns reliability, service-level objectives, capacity planning, incident response, on-call operations, Redis upgrades, operating system patching, deployment architecture, and migration to a durable workflow engine. Manages hiring, development, quarterly planning, roadmap execution, and coordination across globally distributed teams.

Manage a distributed team of senior and staff engineers developing and scaling Gitaly, GitLab’s Git storage tier. Drive complex infrastructure, performance, scalability, architecture, and maintainability initiatives while balancing roadmap and platform priorities. Provide mentoring, career development, technical guidance, and accountability. Collaborate asynchronously with Git and cross-functional teams, represent Gitaly’s technical direction, and ensure long-term platform viability through sound architectural judgment.

Build and optimize GitLab’s self-service growth funnel across registration, trials, onboarding, upgrades, and purchases. Develop backend services in Ruby on Rails and frontend experiences in Vue.js, design and analyze experiments, improve experimentation tooling, and use product data to guide decisions. Collaborate asynchronously with Product, UX, Data, and Engineering teams while owning features through production and measuring their impact on customer outcomes.

Leads the engineering organization responsible for GitLab Dedicated, a single-tenant enterprise SaaS platform. Owns strategy, roadmap, reliability, compliance, infrastructure investments, customer migrations, and enterprise-grade SLAs. Oversees distributed engineering managers and teams across orchestration, resilience, control-plane APIs, public-sector platforms, FedRAMP readiness, AWS GovCloud, and migration tooling. Partners with executives, Product, Security, and Support while scaling the organization, improving operational efficiency, and incorporating AI-enabled engineering workflows.

Build and maintain secure, performant backend services for GitLab’s Change Record team using Ruby on Rails and GraphQL. Develop APIs, data models, business logic, tests, and user-facing workflows while improving reliability through performance tuning, caching, observability, rate limiting, and resiliency. Collaborate across teams, support production systems through Tier 2 on-call, troubleshoot incidents, and use AI coding agents responsibly.

Build and maintain software, automation, tooling, and infrastructure that support GitLab demos, workshops, trials, and internal test environments. Improve the Demo Architect Portal, enable self-service, create technical workshop assets, troubleshoot environments, and collaborate with sales, solutions architecture, customer success, marketing, UX, and engineering teams. The role combines software engineering, infrastructure operations, technical enablement, and customer-facing collaboration in a remote, asynchronous environment.

Design, implement, and evolve complex backend capabilities for GitLab’s global DevSecOps platform. Drive architecture and technical direction, improve quality, security, availability, performance, and operational readiness, and participate in incident response. Mentor engineers, lead through technical influence, collaborate asynchronously across product and infrastructure teams, and integrate reliable agentic AI systems into production engineering workflows.

Leads technical direction for GitLab’s Core DevOps services, covering CI, CD, planning, and source control. Defines architecture, quality metrics, migration strategies, and technical roadmaps; addresses systemic risk and complex design decisions; prototypes and writes code when needed; partners with Infrastructure, Security, SRE, and Product; adopts AI capabilities; mentors senior engineers; supports incident response and senior technical hiring.

Provide technical direction for GitLab Dedicated, a managed single-tenant SaaS platform. Lead architecture and transformation across resilience, failover, tenant orchestration, change management, automation, and platform integrations. Identify systemic reliability and scalability risks, establish reusable platform patterns, strengthen service ownership, and guide cross-team technical decisions. Mentor senior engineers and advance engineering excellence across the organization.