Top Engineering Jobs in Belfast

Support, plan, execute, and deliver engineering programmes, coordinating daily issues while building strong customer and functional relationships.

Lead the Geo product team for Self-Managed customers, owning roadmap, reliability, performance, and disaster-recovery replication. Hire and develop a distributed engineering team, deliver features and fixes, maintain runbooks and guardrails, respond to escalations and participate in on-call incident management, and define metrics to drive continuous improvement.

Ownership of backend features for Agentic Tools: design and implement GraphQL/REST APIs, build secure scalable Ruby on Rails services, improve RSpec automated tests, collaborate across product and AI teams, participate in Tier 2 on-call, and shape architecture for AI agent interactions with GitLab.

Lead and grow a distributed engineering organization building customer-facing security capabilities: proprietary scanners, AI/ML detection engines, agentic remediation, vulnerability management, and security foundations. Set vision and roadmap, drive architecture and delivery, partner with product management, establish engineering standards, and represent the group in cross-functional and customer forums.

Lead and grow a distributed Solutions Engineering team across the Nordics and BeNeLux to win complex enterprise deals. Hire, coach, and operate as a player-coach; drive technical discovery, solution design, demos, POVs, and executive presentations; run forecasting and SE operations; embed AI fluency and scale repeatable presales playbooks.

The Engineering Manager will lead a team to deliver high-quality software, balancing delivery and operational excellence while fostering team growth and adopting AI-native workflows.

Lead design and delivery of secure, scalable enterprise software for private banking. Build reusable frameworks, integrate AI/ML, ensure operational stability, mentor engineering teams, and influence senior stakeholders to drive digital transformation.

Build and maintain backend AI capabilities for GitLab Duo Chat: design flow components and agentic flows in Python/LangGraph, integrate LLMs and multi-agent orchestration, implement and maintain APIs in the Rails monolith, improve observability and reliability, and participate in on-call rotations and cross-functional collaboration to deliver safe, scalable AI chat features.

Lead and manage an ML engineering team building post-origination credit models for repayment, collections, recovery, and loss mitigation. Define technical strategy, design and scale ML solutions, partner with product, engineering and risk, mentor engineers, and operationalize models to minimize loan loss and personalize collections.

Design, build, and operate the high-availability event and trigger system that links GitLab and third-party events to AI-powered Duo Flows. Work in GitLab's Rails monolith, scale for high throughput, influence architecture, add trigger types, collaborate cross-functionally, and participate in Tier 2/3 on-call rotations to troubleshoot production issues.

Lead a 0-to-1 pilot team to find and fix high-leverage SDLC friction, instrument system-level metrics (MRPM, pipeline success rate, latency), recruit and mentor four engineers, design and implement durable fixes, and drive adoption across engineering teams while reporting metric-driven outcomes to leadership.

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.

Lead design, engineering and delivery of cloud-native, Databricks/AWS-based data services. Drive migration to Databricks, build scalable Spark/Scala pipelines, optimize performance, mentor teams, manage technical delivery, and enable AI/GenAI integrations while ensuring governance, security and regulatory compliance.

Manage a technical team focused on Git and Git-related infrastructure, balancing upstream open-source work with GitLab priorities. Drive long-horizon scalability, performance, and architectural projects while fostering technical rigor, ownership, mentoring, and strong asynchronous communication across distributed teams.

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.

Looking for Geotechnical Engineers/Geologists with a degree in relevant fields. Roles involve delivering ground engineering projects across various sectors, with professional growth opportunities.

Lead and scale a UK Enterprise Sales Engineering team: hire, coach, enable, and support enterprise sales cycles. Partner with regional sales and cross-functional teams to drive pipeline, support strategic deals, deliver technical demos, and build enablement programs while fostering a high-performance, inclusive team culture.

Manage a cross-functional engineering team building GitLab Duo Chat's AI-powered features. Define requirements with product and UX, contribute to architecture for scalable agentic AI, drive delivery and roadmap execution, improve testing, observability, performance, and coach engineers to foster an inclusive, high-performing team.

Hands-on lead responsible for designing, building, and scaling Base360.ai. Architect scalable systems, drive engineering standards, mentor engineers, implement AI/LLM workflows, build integrations (Airbnb, Stripe, Twilio), and automate operations to improve guest experience and operational efficiency.

Lead complex, customer-embedded technical programs end-to-end, applying AI-assisted engineering and cloud/data architectures. Partner with multidisciplinary teams to define problems, deliver production solutions, cultivate reusable patterns, and drive measurable business outcomes while managing risk and stakeholder decisions.

Lead Cloud Platform and SRE teams to design, build, and operate scalable, secure infrastructure. Define SRE practices (SLOs, SLAs, error budgets), own developer-facing platform and tooling, drive IaC and GitOps adoption, ensure security/compliance (SOC2, ISO-27001), and coach engineers for technical excellence and reliability.

Lead and grow a high-performing engineering team for international e-commerce. Oversee agile delivery, technical direction, architecture, quality standards, maintenance, and cross-functional collaboration to align engineering roadmaps with commercial priorities.

Lead engineering teams delivering SAP Core Finance changes across R2R, P2P, O2C, Reporting and Data. Set engineering standards, manage delivery, risk and dependencies, and lead 4-5 Engineering Managers to ensure secure, reliable, observable, and well-governed SAP finance outcomes aligned with product and business objectives.

Lead and grow multiple engineering teams delivering personalization, search and recommendation systems. Set technical strategy, ensure reliability and SLI/SLOs, drive DevOps and CI/CD excellence, partner with Product and Data Science, hire and develop engineering leaders, and own product-group outcomes.

Lead and mentor multidisciplinary engineering teams modernising the web shopping journey (homepage, navigation, basket, checkout). Oversee delivery, shape architecture, drive adoption of modern practices, improve reliability and DevOps ownership, manage stakeholder alignment, and remove blockers to enable high-quality, scalable customer-facing solutions.