Principal Systems Engineer jobs in Poole

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 become a key technical point of contact within the business for everything design, test, development and R&D related and will be reviewing and approving machinery documentation, designs and test plans. This role will offer you the chance to participate in machinery design reviews and engineering meetings ensuring that all products are meeting customer, company and industry standards.

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 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 also learn on the job how to repair and maintain Ground Source Heat Pumps, MVHR's and Solar Thermal systems.

You will also learn on the job how to repair and maintain Ground Source Heat Pumps, MVHR's and Solar Thermal systems.

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.

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 work within a multidisciplinary team of engineers and support staff delivering a consistent high-quality service for clients, ensuring that repeat and new business opportunities are developed and profitability is achieved. In this key and varied role, you can expect to:

# Systems Engineer - London and South-East M/F* Poole, BH12 4QT* CDI* 02/02/2026* £50000## Description**Join TDSi and Hirsch UK - Part of the Vitaprotech/Hirsch Group**With offices in Poole, Dorset and Coventry, TDSi and Hirsch UK have a strong heritage in delivering innovative and reliable security solutions both in the UK and around the world. We design and develop integrated security systems...

A leading engineering firm in Poole seeks a Design Engineer (Mechanical / Electrical) to join their team. This hybrid role involves using SolidWorks for designing safety-critical systems used in lifeboats. Applicants should have a relevant degree and experience in CAD. The position offers commitments to meaningful work, generous benefits, and a chance to contribute towards lifesaving operations....

A leading security solutions company is looking for a Systems Engineer to provide technical sales support and assistance across products in the London and South-East area. Candidates need at least 5 years' experience in security systems or IT, a relevant tertiary qualification, and a collaborative mindset. The role offers an attractive salary, company car, and opportunities for career growth...

Contract – 8 Months Inside IR35 Remote – UK Power Systems Consultant (EMT & RMS Studies) The consultant will support power system projects across multiple phases by delivering high-quality electrical studies and technical documentation. Key Responsibilities - Develop and validate EMT and RMS models for assets such as WTGs, PPCs, and STATCOMs. - Plan and execute design and Grid Code...

Graduate Systems Engineer Are you a forward thinking and aspiring undergraduate in your final year of university? Are you excited to take the next step in your career? Join our graduate programme at Yunex Traffic and see for yourself how this programme could help shape your professional career. As our cities get bigger and more complex, Yunex Traffic makes mobility safer, more efficient, and...

Position Title: Electrical Engineer – BESS Salary: £45K - £55K + bonus Location: United Kingdom Your New Employer You’ll be joining a globally respected energy solutions provider at the forefront of utility-scale battery energy storage. With a strong track record in grid-connected projects and an international footprint, the business delivers full turnkey BESS solutions for some of the most...

You will shape both how interactions are built and what expressive capabilities are possible, translating cutting-edge research into robust, real-world systems.

Join OCI’s Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You’ll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI’s global edge. This role requires deep expertise in Linux networking data path and...

You will work within a multidisciplinary team of engineers and support staff delivering a consistent high-quality service for clients, ensuring that repeat and new business opportunities are developed and profitability is achieved. In this key and varied role, you can expect to:

A security solutions company is seeking a Systems Engineer to support growth in the London and South-East area. The role involves providing technical sales support, managing client relationships, and coordinating technical support services. Candidates should possess over 5 years of experience in security systems and project management, alongside a relevant tertiary qualification. This position...

You will collaborate with a multidisciplinary team, interact with stakeholders, and mentor the next generation of engineers. The company is committed to sustainability and offers a supportive environment for personal and professional growth. If you are passionate about engineering and want to make a positive impact, this opportunity is for you.