At National Grid, our commitment to a cleaner, greener energy future is powered by the dedication and ingenuity of our people. Join our team as a Backend Software Engineer and be a part of something bigger—where your unique skills and passions can make a real difference. Together, we are superpowered.

National Grid is hiring a Backend Software Engineer on a permanent basis. This position is based in Warwick. You will also have the opportunity to work from our co-working space in London. This role is designated as hybrid working. Requirements may vary based on business needs and company policy.

About The Role

This is a fantastic opportunity for a skilled and forward-thinking Backend Software Engineer to play a key role in designing, building, and managing cutting-edge cloud-based software platforms. You’ll do this by collaborating closely with other software engineers, product owners, product designers, technical leads and senior engineering manager to create suitable solutions that transform the organisation, which also align to our engineering and architecture standards.

This role is ideal for someone who thrives in a collaborative environment, enjoys solving complex technical challenges, and is passionate about delivering high-quality, reliable software solutions.

What You’ll Do

• Build scalable, high‑performance software using C# and .NET Core, writing clean, maintainable, and well‑tested code aligned to business goals
• Improve the performance, reliability, and uptime of distributed systems through automation and efficient deployment practices
• Implement robust security controls, ensuring compliance with relevant industry standards
• Work within Agile and Lean methodologies to deliver value iteratively and continuously improve
• Collaborate closely with business and technical stakeholders throughout the product lifecycle
• Follow engineering and architecture standards, participate in code reviews and quality assurance, and maintain clear documentation to support knowledge sharing

About You

• Good experience with C# and .NET Core, with solid backend engineering fundamentals
• Hands‑on experience building services within microservice and event‑driven architectures, including RESTful APIs
• Experience working in Azure, including Entra and modern authentication and authorisation practices
• Skilled in containerisation and automation (e.g. Docker)
• Experience working with CI/CD pipelines and modern DevOps practices, including Infrastructure As Code and observability (monitoring, metrics, tracing, alerting)
• Test‑first mindset, with experience in unit and integration testing, and exposure to E2E and contract testing (e.g. XUnit, Playwright, PACT)
• Comfortable working in Lean/Agile environments (e.g. Agile, SAFe), with awareness of security and compliance standards (ISO 27001, GDPR).

What You’ll Get

Competitive Salary: £48,374 – £52,465 per annum (based on capability and experience)

Additional benefits:

• 28 days’ holiday plus 8 statutory bank holidays, with the option to buy additional leave and swap up to 3 bank holidays to better fit your personal needs.
• A generous pension scheme with double matching up to 6% of your salary each month. For every £1 you contribute, we’ll contribute £2 — meaning a 6% personal contribution becomes an 18% total pension contribution.
• Life insurance cover of 10x your basic salary, plus employer contributions towards the cost of your Private Medical Insurance.
• Flexible benefits such as a cycle scheme, share incentive plan, technology schemes
• Access to apps such as digital GP service for round the clock access to GP video consultations and NHS repeat prescriptions, wellbeing app to support your health and fitness
• Access to Work + Family Space, providing support and resources for work and family life, including paid emergency childcare and eldercare

The closing date for this vacancy is 26th June. However, we encourage candidates to submit their applications as early as possible and not to wait until the published closing date. National Grid’s recruitment periods can and may vary. We reserve the right to remove this advert or close it to further applications at any point during the recruitment process.

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We value diversity and are committed to creating an inclusive workplace for all. We welcome applications from all suitably qualified candidates – we make appointments purely on merit, assessed against objective selection criteria. We support flexible working and will make reasonable adjustments throughout the recruitment process should you have any physical or mental impairment which may affect your ability to participate in the process.

**Please note that in most cases, National Grid is unable to offer sponsorship for employment under the UK points-based immigration system. As such, applicants must have the legal right to work in the UK without requiring sponsorship now or in the future under the UK points-based immigration system. However, in exceptional circumstances where there is a clear and demonstrable need for specialist skills that cannot be sourced from the local labour market, National Grid may consider offering sponsorship. All applications are welcome from candidates who meet these requirements, regardless of race, nationality, or ethnic origin.**