Senior Infrastructure Engineer (Database)

We have an exciting opportunity for an experienced Senior Infrastructure Engineer (Database) to join our Infrastructure Engineering team. You'll play a key role in delivering, supporting, and evolving our database platforms, with a particular focus on Oracle and MongoDB technologies.

Working across cloud-based and modern database environments, including Oracle on AWS, MongoDB Atlas, PostgreSQL, and automation tools, you'll help ensure our services remain secure, resilient, and highly available. You'll be involved in database administration, performance optimisation, security, backup and recovery, monitoring, and supporting major technology and business change initiatives.

Why join us? Here’s what you’ll enjoy:

• 30 days annual leave + 8 bank holidays + 1 privilege day
• Civil Service Pension with an average 28% employer contribution (worth £12,434 for this role!)
• Equality, diversity & inclusion at the heart of everything we do
• Flexible and mobile working for a great work-life balance
• Wellbeing first – Investors in People Platinum accreditation
• Financial advice & support
• Seasonal flu jabs
• Recognition schemes
• Generous family leave – maternity, paternity, adoption & shared parental
• Career development & progression opportunities
• Inclusive colleague networks
• Cycle to Work scheme
• Staff discounts
• Holiday play scheme for children
• 3 days paid volunteering leave

Watch this video to find out more about working in Digital at Companies House

Give yourself the best opportunity to apply!

Join our Outreach team for an informal, drop-in 'find out more' session.

No need to register - just click on the following link to join, listen, and gain tips to help you apply:

Tuesday 28th July between 12:30 - 13:15

Cameras and microphones will be switched off.

Can’t make the session? Just email our Outreach mailbox on: outreachinnovationteam@companieshouse.gov.uk and we’ll share a copy of the session slides.

Find out more about what a great place Companies House is to work

Next Steps

Click 'Apply Now' to be taken to our main advert Civil Service Jobs where you can see more details regarding the role, the incredible benefits we have to offer and what it's like to work in Companies House.

If you have any questions about the role or process, please reach out to tarnold@companieshouse.gov.uk.

This role closes on Monday 3rd August 2026 at 23.55pm.

Please note:

• Companies House cannot offer Visa sponsorship to candidates through this campaign.
• Security Clearance is an essential requirement for this campaign. You'll need to have been in the UK for at least 3 out of the last 5 years to be eligible to apply.
• You will be based at either our Cardiff or Edinburgh office where you will be expected to attend on a regular basis.
• On-call duties form part of this role and will be undertaken on a rota basis once you are fully trained and and have met competency expectations.