Top Engineering Jobs in Belfast

Serve as a pre-sales Solutions Engineer for Atlassian’s Emerging Markets team, focusing on enterprise customers in Africa. Partner with sales teams and channel partners to discover business and technical needs, map challenges to Atlassian solutions, identify expansion opportunities, and lead customized value-based demonstrations. Build customer and sales partnerships, guide technical buying decisions, document product feedback and competitive intelligence, and continuously develop product and sales-process expertise.

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 GitLab’s Security Posture Management team within Product Security. Drive governed security capability rollouts across the software estate, establish secure configuration baselines, build software supply chain security, manage risk registers and posture metrics, support audit evidence, and provide customer-zero feedback to Product and Engineering. Hire, coach, and develop the team while representing GitLab’s security practices externally and driving measurable risk reduction in a remote, asynchronous environment.

Lead GitLab’s Build team and roadmap, overseeing systems that convert source code into secure, verified, distributable artifacts. Own build platforms, dependency management, CI templates, supply-chain security, build consistency, observability, and self-service onboarding across delivery targets including Omnibus and CNG. Partner across teams to improve reliability, reduce coordination overhead, and support four-nines service objectives. Manage a distributed, high-performing engineering team and guide architecture, technical strategy, operational excellence, and complex project delivery.

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.

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.

Lead and grow a Europe-based full-stack engineering team building the Affirm App and direct-to-consumer products across international markets. Own the full software lifecycle, set technical roadmaps, hire and develop engineers, ensure reliability and scalability for millions of users, and drive cross-functional alignment with product, design, data, and business partners.

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.

Design and deliver end-to-end features for DAP onboarding and repository/background flows. Build autonomous and scheduled agents that act on customer codebases, improve onboarding experience, collaborate on shared interfaces, review code and designs, and contribute to an async-first, distributed team's technical quality and ownership culture.

Leads engineering projects from charter and scope definition through execution and completion. Manages schedules, budgets, resources, quality plans, risks, procurement, stakeholders, communications, and critical paths. Collaborates across internal and external teams, resolves conflicts, incorporates end-user feedback, and ensures project goals align with broader organizational objectives. The role requires strong team leadership, judgment, adaptability, and the ability to influence without direct authority.

Leads engineering projects from charter and scope definition through execution and control. Manages schedules, budgets, quality, risks, procurement, resources, stakeholders, communications, and project teams. Builds cross-functional relationships, resolves conflicts, incorporates end-user feedback, and ensures project goals align with organizational priorities. Requires strong judgment, emotional intelligence, adaptability, and the ability to influence without direct authority.

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.

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 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 distribution and automation engineering projects including charter development, budget and timeline tracking, supplier specifications and contracts, consultant engagement, coordination with internal teams, capital expenditure preparation, and oversight of construction/installation, testing, training, and startup. Role requires extensive travel (up to 75%).

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.

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.

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

Leads and develops software engineering teams delivering product discovery solutions. Responsibilities include coaching, performance management, recruitment, workload prioritization, product backlog collaboration, technical oversight, risk management, scalability and security reviews, and cross-functional stakeholder communication. The role also supports agile practices, team growth, and integrating AI capabilities into real-world software products.

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 and grow an 8–10-person engineering team responsible for core trading backend services, including matching engines, market data gateways, and order entry systems. Guide migration from legacy to modern systems, contribute to architecture and coding, prioritize performance and market data, adopt AI-assisted engineering practices, and partner with product and engineering teams to execute roadmaps.

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.