Engineer

Ordnance Survey; City of Westminster; Hybrid; GBP 44,000 - 51,000; Full time

Benefits offered by this job

Competitive salary

Performance-related bonus

28 days annual leave

Enhanced family leave

Hybrid and flexible working options

Learning and development support

OS Maps subscription

Volunteering leave

Job summary

Ordnance Survey is seeking an Engineer on a fixed-term maternity cover. The role is full-time with hybrid working in Southampton, offering a competitive salary (£43,918–£51,238 dependent on experience). The team develops and maintains software components and services, applying modern engineering practices to deliver secure, scalable solutions.

Qualifications

• Experience building and maintaining software applications and services.
• Strong understanding of software engineering principles and modern development practices.
• Experience working within Agile delivery environments.
• Knowledge of software testing, quality assurance and secure development practices.

Responsibilities

• Develop and maintain software components and services within your area of expertise.
• Apply engineering best practices and design patterns to deliver high-quality solutions.
• Support continuous improvement and help optimise team delivery processes.
• Ensure software is secure, resilient, well-tested and maintainable.
• Support and operate live services, identifying and resolving production issues.
• Collaborate with multidisciplinary teams to deliver business and customer value.
• Contribute to code reviews, knowledge sharing and mentoring colleagues where appropriate.

Tools

Azure cloud technologies

Scala

Python

Databricks

DevOps tools

Job description

Engineer Fixed Term Contract – Maternity Cover Full time £43,918 – £51,238 (Dependent on experience) Hybrid working Southampton

About the team

At Ordnance Survey, we're using technology, data and innovation to help solve real-world challenges. From supporting critical national infrastructure to enabling smarter decisions through location intelligence, our digital products and platforms are at the heart of what we do. Our Engineering teams play a vital role in designing, building and supporting the services that power our business and customer‑facing products. Working in agile, multidisciplinary teams, you'll collaborate with engineers, product managers, architects and delivery specialists to deliver secure, resilient and high‑quality software solutions.

About the role

We're looking for a talented Engineer to join our growing technology community. In this role, you'll be responsible for building and maintaining software components using modern engineering practices and iterative delivery methodologies. You'll contribute to the development of reliable, secure and scalable services while helping to drive engineering best practice across the team. You'll work collaboratively with colleagues to deliver valuable outcomes for our customers, support the services you build in production, and share your expertise to help other engineers grow and succeed.

In this role, you will:

• Develop and maintain software components and services within your area of expertise
• Apply engineering best practices and design patterns to deliver high‑quality solutions
• Support continuous improvement and help optimise team delivery processes
• Ensure software is secure, resilient, well‑tested and maintainable
• Support and operate live services, identifying and resolving production issues
• Collaborate with multidisciplinary teams to deliver business and customer value
• Contribute to code reviews, knowledge sharing and mentoring colleagues where appropriate
• Promote a culture of learning, innovation and continuous improvement

We aim to provide a realistic picture of the role, the challenges involved and the impact you can have.

What we’re looking for

We’re looking for someone who can demonstrate the skills and experience needed for this role and who aligns with our principles. You’ll bring:

• Experience building and maintaining software applications and services
• Strong understanding of software engineering principles and modern development practices
• Experience working within Agile delivery environments
• Knowledge of software testing, quality assurance and secure development practices
• Strong problem‑solving and analytical skills
• Experience troubleshooting and resolving production issues
• Excellent communication and collaboration skills
• A proactive approach to learning new technologies and improving ways of working
• Experience working with cloud technologies and modern software platforms
• Experience with CI/CD pipelines and DevOps practices
• Experience of Azure cloud technologies and Scala, Python, Databricks, DevOps tools

Nice to have

• Experience mentoring or supporting the development of other engineers
• Knowledge of observability, monitoring and operational support practices
• Experience working with Geospatial Data and Geospatial platforms (e.g. ArcGIS, QGIS, FME)

The rewards

We want you to love what you do and feel supported to do your best work. Our benefits include:

• Competitive salary and pension (OS contribute up to 12.07%)
• Performance‑related bonus (where applicable)
• 28 days annual leave plus bank holidays (increasing with service)
• Enhanced family leave, including paid partner leave
• Hybrid and flexible working options
• Learning and development support, coaching and mentoring
• Free subscription to OS Maps and access to wellbeing support
• Volunteering leave and matched fundraising

Location & working pattern

We embrace a hybrid working model at OS, because we believe in flexibility and balance. You’ll be based at our fantastic HQ in Southampton, Hampshire, where you'll spend 50% of your working week collaborating face‑to‑face with colleagues. It’s all about combining the best of both worlds connection and autonomy to help you thrive.

Security & eligibility

OS conducts pre‑employment checks for anyone made an offer of employment, including identity, right to work, employment history and criminal record checks (via Disclosure & Barring Services (DBS)). 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. This role requires the right to work in the UK at the time of application. Unfortunately, OS cannot provide visa sponsorship for this position.

Inclusion at OS

Research shows that people from under‑represented groups often hesitate to apply unless they meet every requirement. At Ordnance Survey, we’re committed to building a diverse, inclusive and welcoming workplace. You may be the right person for this role or another opportunity at OS. We are happy to consider any reasonable adjustments that people may need during the recruitment process, and you will be asked whether you require any during the application process.

Closing date: 23:59pm on 9th November 2026

Who we are

We are Ordnance Survey, Great Britain’s national mapping service and a pioneer in geospatial technology. With over 230 years of trusted data, we empower better decisions, deeper understanding, and meaningful connections to the places we live, move through, and care for.

Three principles one direction Clear the path – Cut the noise. Simplify. Move at pace Seek the story – Listen. Understand. Speak up Do what matters – Focus on value

Our principles unite us in delivering our Data & Destinations strategy with more simplicity, more clarity, and renewed momentum for each other and for our customers. They’re here to create more good days, and fewer harder ones but only if each one of us plays our part.

Skills required for this role

Analysis, Computer Coding, Computer Programming, Delivery Methodologies, Software Components, Software Development, Software Engineering, Technical Support, Testing

What if your next role helped shape the way millions of people experience the world? Every day, our location data powers essential services, supports businesses, drives innovation, and helps keep communities safe. For over 225 years, we've been helping people navigate the world around them. Today, we're combining that heritage with cutting‑edge technology, data science, and digital innovation to solve real‑world challenges. From laptops to hilltops, blue lights to streetlights, and congestion to relaxation, our data helps people make better decisions, find their way, and respond to the challenges that matter most. Whether it's supporting the emergency services, enabling businesses to grow, or helping governments plan for the future, the work we do has a real impact on everyday lives. If you're looking for meaningful work, exciting challenges, and the opportunity to make a genuine difference, you'll find it here.