Principal Engineer

Principal Engineer £74,781.00 to £87,244.00 dependant on experience OSHQ Southampton Hybrid workingAt OS, how we work matters just as much as what we deliver. We are guided by three principles and will be use these to assess competencies during the hiring process: Our Business Systems team plays a critical role in enabling Ordnance Survey to deliver secure, scalable and reliable technology services that underpin the organisation's day About the role We're looking for an exceptional Principal Engineer to operate as a senior technical authority within Business Systems. You'll provide deep technical expertise, lead on our most complex engineering challenges, and influence organisationalThis role is ideal for someone who thrives on strategic influence, technical depth, and lifting engineering capability across multiple teams. In this role, you'll be responsible for technical leadership & strategy, engineering excellence and delivery, collaboration & influence, coaching, mentoring & community development. You will: Proven experience leading large scale technical change, architectural design, or complex engineering initiatives. Strong ability to influence technical strategy and bring clarity to ambiguous or complex technical problems. Experience providing technical assurance and ensuring solutions meet required standards. Excellent communication skills with the ability to engage and influence senior stakeholders. Demonstrable experience coaching and mentoring engineers. Ability to balance strategic thinking with hands on technical involvement. Experience working within a serviceFamiliarity with modern delivery and engineering practices (Agile, DevOps, CI/CD, testing automation). Experience improving engineering capability at scale across multiple teams. If you are interested in joining a team that lies at the heart of what OS is about, we are looking for someone that can demonstrate skills and experience in:Our benefits include: Location Some of our roles may require additional security vetting. We will advise candidates during the recruitment process if additional vetting may be required for that specific role.Research indicates that women, individuals with disabilities, LGBTQ+ community members, neurodiverse individuals, and people from ethnic minority backgrounds often hesitate to apply for jobs unless they meet every single qualification. At Ordnance Survey, we are dedicated to fostering a diverse, inclusive, and genuine workplace where everyone can thrive. If you're enthusiastic about this role but your experience doesn't perfectly match every qualification in the job description, we encourage you to apply anyway. You might be the ideal candidate for this or other roles within Ordnance Survey.Ordnance Survey provides national mapping services for Great Britain and is the world's most trusted geospatial partner. Our location data and expertise has helped governments make smarter decisions, businesses gain valuable data insight, and everyone experience the world outside for over 225 years. From laptops to hilltops, blue lights to street lights and congestion to relaxation - our location expertise shows the world how to get to a better place.