principal data engineer jobs in Antrim County

You will define technical strategy, design scalable data systems, mentor senior engineers, and partner closely with product, engineering, analytics, and business leaders to transform strategic goals into robust, data-driven solutions.

You will help set the direction for AI and data science across the business, driving the adoption of modern AI development practices and scalable, cloud‐native architectures at enterprise scale.

You will provide technical and thought leadership, engaging with C‐level and senior stakeholders to define architectural principles and strategic direction.

You will be part of a global team building innovative, integrated technology that powers critical financial and analytical systems.

You will build and maintain automated testing frameworks, drive quality standards within the team, collaborate with software and data engineers, and ensure systems are thoroughly validated through unit, integration, and end-to-end testing.

You will play a key role in defining and executing QA strategy, building robust automated testing frameworks, and ensuring high-quality delivery across back-end services, APIs and data pipelines.

As a product-driven company founded by engineers, we know the value of a great engineering culture, and we're looking for a Principal DevOps Engineer to join a team built from the ground up on trust, teamwork and tight feedback loops. As a Principal DevOps Engineer you'll work collaboratively using a pragmatically-chosen modern tech stack (Kubernetes, AWS, Terraform, .NET) to help Gearset run a...

You will be a vital part of this evolution, contributing your expertise to our strategy and helping us redefine what services we offer our clients.

You will ensure buildings are designed to minimise fire risks, through contributing to the development of fire strategy reports, calculations and fire risk assessments.

You will drive the product development process from an architectural and technical leadership standpoint to ensure the delivery of best‐in‐class outcomes for our customers. Specifically, your focus will be to:

MCS Group is thrilled to be partnering exclusively with fast-growing technology company in the energy sector. They are expanding their Belfast engineering team and are looking for a Staff Software Engineer to join and hit the ground running. The company builds a platform connecting businesses with external partners, helping large-scale operations work more efficiently and reliably. Day-to-day...

You should also expect to work across the full stack and every stage of the product lifecycle, from system design through to build, test, deployment and supporting systems in production, so you should be skilled in practices like TDD, CI/CD, IaC and Observability.

Principal Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping...

You will play a key role in shaping platform architecture, improving engineering standards, and supporting teams delivering critical systems across multiple regions.

You will work closely with our Healthcare Chief Technology Officer, account leads and delivery leaders to understand client needs, shape new opportunities, and design impactful Data and AI solutions that improve outcomes across the UK healthcare system.

You will shape data strategy, design and deliver fit-for-purpose data architectures, and provide assurance across all stages of delivery.

Principal Java Engineer - Cloud Security The Company Now is your opportunity to join this Exclusive cloud security Client at the forefront of runtime-powered solutions. Their cutting-edge technology empowers businesses to detect and respond to cloud security threats in real-time using advanced automation and contextual intelligence. Operating in a high-growth market, they collaborate with major...

Principal & Staff Software Engineers At a glance Principal or Staff Software Engineer role on a mission-critical payments platform Lead engineers and influence architecture, design, and delivery Remote-first with a Belfast city centre office Strong salary, excellent benefits, and genuine technical ownership About the Company Our client is a global payment technology business operating at...

You will work on large scale platforms used daily across physical and digital environments, partnering closely with product, backend, and design leaders to shape long term frontend strategy.

You will remain hands on while providing architectural leadership, mentoring senior engineers, and ensuring high quality, scalable UI solutions are delivered consistently.

You will set technical direction, influence architecture, and lead engineering standards across complex Rates and FX platforms. This role suits someone who wants real impact, scale, and accountability, not just delivery. Working in an Agile environment, you will partner closely with architects, engineers, and stakeholders across regions to drive resilient, high-quality systems.

You will work closely with Senior, Staff and Principal Engineers across Belfast and the wider global engineering organisation, contributing to large scale distributed systems while acting as a technical authority within the team. This role offers a strong mix of hands-on development, architectural decision making and mentorship.

You will work closely with Senior, Staff and Principal Engineers across Belfast and the wider global engineering organisation, contributing to large scale distributed systems while acting as a technical authority within the team. This role offers a strong mix of hands-on development, architectural decision making and mentorship.

You will work closely with Senior, Staff and Principal Engineers across Belfast and the wider global engineering organisation, contributing to large scale distributed systems while acting as a technical authority within the team. This role offers a strong mix of hands-on development, architectural decision making and mentorship.

You will influence architecture and delivery end-to-end, working closely with architects, senior engineers and business stakeholders across regions. The role combines hands-on technical leadership with ownership of delivery, mentoring engineers and championing modern engineering practices across distributed, cloud-native systems.