Principal Software Engineer jobs in Merseyside

Principal Software Engineer .NET £90,000-£110,000 Remote (UK) Do you thrive on building scalable solutions that power commerce worldwide? We're partnering with a rapidly expanding global payment platform fresh off a transformative acquisition. They're engineering a robust, merchant-centric ecosystem built on quality, resilience, and scale - and they need exceptional .NET Software Engineers to...

You will be both the hands-on technical lead and the architect of our future technology direction, guiding our software team while setting the foundations for a scalable product and engineering organisation. Working closely with our valuation specialists and product team, you will design solutions that fundamentally transform how valuation advisory services are delivered.

Principal Software Engineer Fully Remote | Permanent | £85,000 - £115,000 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 the...

Job Description 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...

Senior or Principal Electrical Consulting Engineer Various locations across England Competitive Salary and Benefits On behalf of our client, a global employee-owned professional services organisation, we are recruiting a Senior / Principal Electrical Consulting Engineer to join their expanding team. This role offers the opportunity to work on technically complex and high-profile power sector...

You will be instrumental in growing the electrical design capability within an engineering consultancy that champions innovative, low-carbon building services. This is an opportunity to shape electrical strategy, influence design outcomes and mentor the next generation of engineers while working across exciting and varied projects.

Job Description Principal Electrical Engineer Location: Remote, UK Wide Salary: up to £85,000 (based on experience) Position: Permanent My client is an international engineering firm with teams and projects across the UK and Europe. They supply HV control & protection products alongside, electrical design, HV engineering and installation services to the leading electricity TSOs and DNOs...

Job Description Principal Mechanical Engineer, London. Excellent opportunity for an experienced Principal Mechanical Engineer to play a key part in the growth of an expanding M&E team within an International Engineering and Design Consultancy. Location: London Salary: £50,000 - 70,000 + Package benefits Job Description: The Resolute Group is working in partnership with an International...

You will report directly to the Senior Civil Engineer and your role xujxxms will be to provide superior quality Engineering Design services to allow t...

Senior or Principal Electrical Consulting Engineer Various locations across England Competitive Salary and Benefits On behalf of our client, a global employee-owned professional services organisation, we are recruiting a Senior / Principal Electrical Consulting Engineer to join their expanding team. This role offers the opportunity to work on technically complex and high-profile power sector...

Job Description Opportunity to join a growing SME as they continue to develop their excellent C&S consulting engineering practice in the UK: - Opportunity to join as a senior/ principal civil engineer, as part of a thriving team and close to the owner director engineers - Relatively young practice (more than 10 years old), with a high-quality blend of people who have joined from larger...

Job Description At CloudHQ, our mission is to deliver flexible, efficient, and resilient data center solutions to businesses worldwide. Founded by a pioneer in data center REITs, we are a rapidly growing organization with state-of-the-art data center sites globally in locations such as Ashburn, London, Frankfurt, Paris, Milan, Osaka, and São Paulo. As we embark on an exciting phase of global...

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.

We are currently in the market to recruit multiplePrincipal Civil Design Engineers (Water),ideally with wastewater networks and/or clean water networks experience, for a variety of major long-term water industry frameworks across the UK. In addition to a range of long-term programmes across the UK water industry Tetra Tech, and RPS, have successfully won a £100 million single-award framework...

Job Description Job Description Senior/Principal Civil Engineers Location: Hybrid working with 2-3 days per week in United Utilities Lingley Mere office. Site visits as required. Permanent, full-time Competitive salary plus benefits We are seeking Civil Engineers with a thorough understanding of wastewater networks and treatment schemes, flood risk management, and drainage schemes. What this...

Location: Moreton, Wirral, CH46 1PR Salary: £52,500 per annum Hours: Days (08:30 - 17:00) with flexibility for plant start-ups and on-call support About the Role Join Premier Foods and help us power automation excellence across our Moreton site, the home of the Cadbury Mini Roll. We're looking for a Software Controls & Automation Coordinator to lead PLC and software management, fault findin...

Job Description About the Role We’re seeking a Principal AI Engineer to lead the design and implementation of advanced AI solutions across our product and business ecosystem. This is a unique opportunity to define and deliver an organisation-wide AI strategy — combining hands-on technical work with cross-functional influence to drive real impact. You’ll work closely with senior technology and...

Job Description As a Senior Hardware /Principal Engineer, you will be working as part of a multidisciplinary team to formulate and optimise innovative hardware engineering solutions, for products such as Helmet Mounted & Head-Up Displays, Mission Computers, Flight Controls, Active Inceptors and other associated safety-critical technology. This role will provide you with the opportunity to work...

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 working alongside a multi-disciplinary team of water project experts on a range of capital delivery projects.

You will have a substantial opportunity to contribute towards optioneering, outline, and detailed design expertise across various frameworks.

You should demonstrate the ability to work independently and as part of a collaborative team sharing knowledge and best practice