Senior Infrastructure Engineer (Platform/DevOps) – Companies House – SEO

Company: Onyx-Conseil
Apply for the Senior Infrastructure Engineer (Platform/DevOps) – Companies House – SEO
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Job Description:

The position will be focussed on building andmaintainingInfrastructure to enable the organisation to deliver rapidly and reliably deploy and innovate for our customers. ASeniorInfrastructure Engineerwillwork with our development teams,ensuring work is delivered to the standards set out inour best practice guides. The role requires the candidate to lead on various streams of work and provide technical support to Infrastructure engineers across the organisation.

As aSeniorInfrastructure Engineer, the candidate must perform at the level defined within the

Responsibilities

  • You willbe responsible fordelivering the infrastructure and tooling to support a continuous delivery approach within Companies House.

  • You will be user and service focused ensuring that value is delivered through improvement and automation of platform services.

  • Working in a team of infrastructure specialists and engineers, aSeniorInfrastructure Engineer builds, administers, supports, andmaintainssolutions as directed and according to departmental policy.

  • Most of the time will be spent working with the delivery teams on carrying out the infrastructure work on development projects. This will include answering any queries regarding environment, configuration, and CI/CD processes.

At this role level, you will:

  • Ensure services are integrated, delivered, andoperatedasrequired.

  • Work with technical architects to translate architectural designs into operations.

  • Design and develop infrastructure as code, source coderepositories,and Continuous Integration/Continuous Delivery pipelines to execute change on Cloud environments.

  • Lead and support colleagues in non-functional requirements, ensuring availability, security, capacity, and performance for the platform and/or service.

  • Transform technical requirements into an effective DevOps toolchain to enable product delivery.

  • Ensure that deployment strategies for products are repeatable, scalable, anduniversally available.

  • Have deep technical knowledge, providing support to delivery teams and solving complex problems.

  • Ensuring best practice guides aremaintainedand adhered to.

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Posted: March 12th, 2026