principal electrical engineer jobs in Antrim County

Your new company Are you ready to lead electrical engineering on some of the UK's most critical water and wastewater infrastructure projects? This is your opportunity to join a global leader in design, engineering, and project management, delivering innovative solutions that support sustainable communities and resilient infrastructure. The organisation partners with major UK water companies to...

You will support in reverse engineering and deep understanding of vulnerabilities, including impact analysis and automation.

You must relish the challenge of findings critical vulnerabilities in complex software binaries through automation and manual practices. Creativity is highly valued; being able to find novel vulnerabilities is essential in this role.

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 join a collaborative and fast-paced organisation delivering integrated solutions for public- and private-sector clients.

You will also contribute to pre-sales, produce proof-of-concepts, and guide clients through digital transformation initiatives.

You will have responsibility for design and management of mechanical building services projects in complex buildings, including refurbishing existing buildings. In some cases, you will be part of a larger team on major projects, as well as managing your own projects.

You will architect, design, and implement robust, scalable platforms that drive digital transformation and align with strategic objectives.

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 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...

Your new company Design for luxury hospitality and beyond! We're working with a specialist building services design consultancy delivering high-end electrical solutions for hotels, bars, restaurants, and premium commercial spaces, as well as industrial projects. They're expanding and looking for Junior and Intermediate Electrical Design Engineers who want to work on prestigious projects while...

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.

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

Job Description Your new company Are you ready to lead electrical engineering on some of the UK's most critical water and wastewater infrastructure projects? This is your opportunity to join a global leader in design, engineering, and project management, delivering innovative solutions that support sustainable communities and resilient infrastructure. The organisation partners with major UK...

You will work closely with product, design, and engineering leadership to deliver scalable features, drive engineering best practice, and support the development of junior engineers.

You will design and build scalable backend services, APIs, and integrations, while working closely with Product and UX to scope features, refine requirements, and contribute to roadmap direction.

Job Description Your new company Design for luxury hospitality and beyond! We're working with a specialist building services design consultancy delivering high-end electrical solutions for hotels, bars, restaurants, and premium commercial spaces, as well as industrial projects. They're expanding and looking for Junior and Intermediate Electrical Design Engineers who want to work on prestigious...

Principal Front-End Engineer (React) Experience level: 10+ years Have you spent years building front-end systems that scale - and now want a role where your decisions genuinely shape how products and teams operate? My client is looking for a Principal React Engineer to take ownership of front-end architecture, set engineering standards, and act as a technical authority across multiple product...

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.

Principal Software Engineer - (Fully Remote) The Opportunity Ocho is partnering with a fast-growing, product-led client to hire a Principal Software Engineer to help shape and deliver the next generation of their platform. This is a hands-on role focused on designing, building, and scaling modern backend systems in a fully remote environment. Key Responsibilities Own and deliver high-quality,...

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.