skip navigation
skip mega-menu

Security Operations DevOps Engineer - Companies House - G7

Government Digital & Data -

Full-time (Permanent)
£58,531 - £65,136 per year with an additional DDaT allowance of £4350 - £11000
Published on
15 September 2026
Deadline
28 September 2026

Location

Cardiff office address:
Crown Way, Cardiff, CF14 3UZ

Edinburgh Office address:
D0.33, Queen Elizabeth House, 1 Sibbald Walk, Edinburgh, EH8 8FT

About the job

Job summary


Pleasenote: Applicants should review all aspects of this advert to ensure a thorough understanding. If reviewing via a screen reader, please note that the Job summary, Job description, Person specification and Things you need to know sections have been emphasised

  



About The Role


Join Companies House as a Security Operations DevSecOps Engineer and help shape the future of our Security Operations capability. 

This is a hands-on engineering role where you'll design, build and automate the cloud infrastructure, tooling and platforms that support our security monitoring and response services. Working across AWS, Azure and Microsoft Sentinel, you'll develop secure, scalable and resilient solutions using Terraform, GitHub, Infrastructure as Code and CI/CD practices.

You'll play a key role in improving automation, integrating security technologies, and enhancing the reliability of our security platforms, enabling the Security Operations team to respond to threats more effectively and independently. 

This is an exciting opportunity to take ownership of significant technical challenges while helping to build a modern, engineering-led Security Operations function.  

Technical Frameworks

This role aligns with the Government Security Profession Secure Development Framework and the Government Digital and Data (GDaD) DevOps Engineer Capability Framework. Candidates may find these useful when preparing examples for their personal statement and demonstrating relevant technical skills and experience.

About the Team

The Security Operations team plays a critical role in protecting Companies House systems, services and data from cyber threats. We are responsible for monitoring, detecting and responding to security incidents, while continuously improving our security capabilities across a complex multi-cloud environment. 

As part of a growing and evolving function, we are building greater in-house engineering capability to enhance our security tooling, automation and monitoring platforms. Working closely with colleagues across Security, Platform Engineering and Digital teams, we develop innovative solutions that strengthen our security posture and support the delivery of secure public services. 

This is an exciting opportunity to join a collaborative team where you'll have the freedom to influence how security technology is designed, built and operated, while helping to shape the future of Security Operations at Companies House.

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

Job description



To be eligible for this role you also need to meet our Nationality requirements which are outlined below and also successful candidates must meet the security requirements for Security Clearance (SC) before they can be appointed. To gain (SC) clearance you will need to have been a UK resident for a minimum of 3 years out of the last 5 years. For more details, please refer to the ‘Things you need to know’ section below.

As a Security Operations DevSecOps Engineer, you will:

  • Design, build and maintain security infrastructure across AWS and Azure environments.
  • Develop and manage Infrastructure as Code solutions using Terraform.
  • Build and maintain secure CI/CD pipelines and deployment processes.
  • Engineer and support Microsoft Sentinel, including data connectors, integrations and automation.
  • Develop integrations and data pipelines that collect, process and route security telemetry.
  • Create automated solutions to improve monitoring, investigation and response activities.
  • Monitor, maintain and enhance the reliability, resilience and security of security platforms and services.
  • Work closely with Security Operations analysts and engineering teams to develop scalable detection and monitoring solutions.
  • Take technical ownership of security engineering initiatives and drive continuous improvement across the Security Operations capability.

Please note- Companies House cannot offer Visa sponsorship to candidates through this campaign.

   


Where will you be working?

You will be aligned to either the Cardiff or Edinburgh office, where you will be expected to attend at least once a week. We are currently using a hybrid approach to the way we work which provides opportunities for you to be adaptable in the way you work so that you can achieve a healthy balance between your work and home life. Your manager will agree regular patterns of attendance with you; however, you may be required to make yourself available to attend the office more frequently when required to meet business needs.


Person specification


What we’re looking for


The successful candidate will be an experienced cloud and security engineer with strong hands-on technical skills and the ability to design, build, automate and maintain security infrastructure across a multi-cloud environment.

Experience

  • Strong hands-on experience engineering and supporting Amazon Web Services environments, including cloud infrastructure, security services, logging and integrations.
  • Strong practical experience using Terraform and Infrastructure as Code to build, configure and manage cloud infrastructure.
  • Strong practical experience using GitHub for source control, versioning, code review and engineering workflows.
  • Experience developing and maintaining continuous integration and deployment pipelines using Concourse or comparable deployment technologies.
  • Experience working with Microsoft Azure and Microsoft Sentinel, including security monitoring, data ingestion, integrations, configuration and automation.
  • Experience developing integrations and automation between cloud platforms and security technologies using scripting, application programming interfaces and automated workflows.
  • Experience supporting operational cloud platforms and troubleshooting complex infrastructure, deployment, integration and data pipeline issues.
  • Ability to take technical ownership of security engineering problems, design effective solutions and troubleshoot complex issues across cloud infrastructure, deployment pipelines and security platforms.
  • Ability to work collaboratively with Security Operations, platform and engineering teams, translating security requirements into reliable, secure, scalable and maintainable technical solutions.

More jobs at Government Digital & Data

Interaction Designer - GDS
Full-time (Permanent)
Test Engineer - GDS - SEO
£46,725 - £50,220 (London) / £42,893 - £45,653 (National) plus additional allowance
Full-time (Permanent)
Senior Interaction Designer Intellectual Property Office -
Full-time (Permanent)
Senior Interaction Designer Intellectual Property Office - sE
Full-time (Permanent)
Senior Dynamics Developer - Intellectual Property Office - SEO
£47,766 - £58,575
Full-time (Permanent)
Senior Dynamics Developer - Intellectual Property Office - SEO
£47,766 - £58,575
Full-time (Permanent)
Infrastructure Engineer - HMRC - HEO
£37,682 - £40,705
Full-time (Permanent)
M365 Developer - Government Legal Department - SEO
£55,277 - £67,561
Full-time (Permanent)
Digital Delivery Manager - Joint Nature Conservation Committee - SEO
£41,525
Full-time (Permanent)
Lead Product Manager - Crown Prosecution Service - G7
£58,330 - £73,520
Full-time (Permanent)
Senior Infrastructure Engineer: Power Apps DevOps - HM Land Registry - SEO
£48,400 - £59,300
Full-time (Permanent)
IT Service Management Analyst - HM Land Registry - EO
£32,119
Full-time (Permanent)
IT Service Management Senior Analyst - HM Land Registry - HEO
£39,849
Full-time (Permanent)
Head of IT Service Management (Service Owner) HMRC - G7
£58,541 - £64,624
Full-time (Permanent)
IT Customer Service Manager - HM Land Registry - SEO
£45,514
Full-time (Permanent)
Test Engineer - Driver and Vehicle Licensing Agency - HEO
£39,163 plus £3,000 RRA allowance
Full-time (Permanent)
Lead Test Engineer - Home Office - G7
£62,732 for National roles or £66,732 for London roles
Full-time (Permanent)
Lead Technical Architect - Department for Work and Pensions - G6
£75,026 - £96,683
Full-time (Permanent)
Lead Technical Architect (Enterprise Services) - Home Office - G7
£62,732
Full-time (Permanent)
Technical Architect (Digital Corporate Enablement Office) - Home Office - SEO
£49,850
Full-time (Permanent)
Senior Data Architect - UK Health Security Agency - G7
£56,185- £66,581 (National) £58,340- £68,574 (Outer London) £60,494- £70,566 (Inner London)
Full-time (Permanent)
Senior Enterprise Architect - Ministry of Defence - SEO
£46,040
Full-time (Permanent)
Senior Enterprise Architect (Enterprise Transformation) - HMRC - G7
National Minimum£ 58,541 - Maximum £64,624 London Minimum £65,869 – Maximum £72,711
Full-time (Permanent)
Chief Security Officer - HMRC - SCS2
£150,000 - £173,000
Full-time (Permanent)
Product Manager: Service Development - National Savings and Investments - G7
c£54,500 - £61,000 London; c£50,300 - £56,500 Durham, Lytham, Glasgow
Full-time (Permanent)
Senior Software Development Engineer in Test - Driver and Vehicle Standards Agency - SEO
£44,241 plus up to £18,552 additional allowances
Full-time (Permanent)
Head of Platform Development - Maritime and Coastguard Agency - G7
£57,515 This role comes with a DDaT allowance of up to £24,915
Full-time (Permanent)
Digital Delivery Manager - Office for National Statistics - SEO
£41,985 - £47,121
Full-time (Permanent)
Agile Delivery Manager - HMRC - G7
National: £58,541 - £64,624 London: £65,869 - £72,711
Full-time (Permanent)
Senior Delivery Manager - Welsh Government - SEO
£47,675 - £56,445
Full-time (Permanent)
Product Manager - Ministry of Housing, Communities and Local Government - SEO
£45,773
Full-time (Permanent)
Senior Product Manager - Ministry of Justice - G7
National salary is £58,511 - £65,329. London salary is £63,343 - £70,725.
Full-time (Permanent)
Senior Infrastructure Engineer (Specialist Devices) - Department for Work and Pensions - G7
£57,946 - £73,205
Full-time (Permanent)
Principal Technical Architect - Government Digital Service - G6
£77,755 - £91,855 (London) & £72,825 - £86,925 - (Bristol & Manchester) Based on capability
Full-time (Permanent)
Lead Technical Architect - Government Digital Service - G7
£65,370 - £77,220 (London) & £60,600 - £72,450 (Bristol & Manchester)Based on capability
Full-time (Permanent)
Senior IT Service Manager - HMRC - SEO
£45,544 - £49,523
Full-time (Permanent)
Navy Command (Through Life Services Lead) - Ministry of Defence - SEO
£46,040
Full-time (Permanent)
DevOps Engineer - HMRC - HEO
National £37,682 - £40,705 London £42,631 - £46,077
Full-time (Permanent)
Senior DevOps (Platform Engineer) - HMRC - G7
£58,541 - £64,624
Full-time (Permanent)
Senior Business Analyst - Department for Transport - SEO
£44,241
Full-time (Permanent)
Lead Business Analyst - Maritime and Coastguard Agency - G7
£57,515
Full-time (Permanent)
Senior Business Analyst - Maritime and Coastguard Agency - SEO
£44,241
Full-time (Permanent)
Senior Business Analyst - Companies House - HEO
£42,923 - £52,044
Full-time (Permanent)
Business Analyst - Forestry Commission - HEO
£40,388 - £43,482
Full-time (Permanent)
No10 Digital Business Analyst - Cabinet Office - SEO
£49,458 - £53,629
Full-time (Permanent)
Senior Digital Business Analyst (Salesforce Centre of Enablement) - OFGEM - G7
National £49,452-£58,519, London £52,397-£62,699
Full-time (Permanent)
Senior Data Analyst - Office for National Statistics - SEO
£41,985 - £47,121
Full-time (Permanent)
Senior Test Engineer - Department for Work and Pensions - G7
£57,946 - £78,250
Full-time (Permanent)
Senior Test Engineer - Government Commercial Agency - SEO
£48,027 - £54,751
Full-time (Permanent)
Test Engineer - Information Commissioner's Office - SEO
£34,604 - £39,200
Full-time (Permanent)
Test Automation Engineer - UK Hydrographic Office - EO
£31,952
Full-time (Permanent)
Lead Technical Architect (AI) - Department for Environment, Food and Rural Affairs - G7
National: £56,375 - £62,830 London: £62,000 - £69,105
Full-time (Permanent)
Data Architect (Buildings Data Technical Lead) - Ministry of Housing, Communities and Local Government - G7
£60,230 - £65,820
Full-time (Permanent)
Deputy Director for Data Governance, Data Protection and Data Strategy - Department for Education - SCS1
£86,000
Full-time (Permanent)
Programme Director for Local Land Charges - HM Land Registry - SCS1
£95,000 - £100,000
Full-time (Permanent)
Programme Director for Core Casework Modernisation - HM Land Registry - SCS1
£95,000 - £100,000
Full-time (Permanent)
Senior Cyber Risk Partnering Manager - Government Digital Service - SEO
£47,755 - £56,355 (London) £45,020 - £53,620 (Bristol & Manchester) Based on capability
Full-time (Permanent)
Senior Cyber Risk Partnering Manager - Government Digital Service - SEO
£47,755 - £56,355 (London) £45,020 - £53,620 (Bristol & Manchester) Based on capability
Full-time (Permanent)
Senior Product Manager (Technical) - Government Digital Service - G7
£56,850 - £61,620 based on location and capability
Full-time (Permanent)
Senior Data Engineer - Office for National Statistics - SEO
£41,985
Full-time (Permanent)
Senior Data Engineer (GCP) - Office for National Statistics - SEO
£41,985
Full-time (Permanent)
Analytical Products Software Developer - Ministry of Housing, Communities and Local Government - SEO
£45,773 - £49,352
Full-time (Permanent)
Senior AI Engineer (Prototyping and Integration) - Department for Energy Security & Net Zero - SEO
£43,765 - £53,220
Full-time (Permanent)
Delivery Manager - The National Archives - SEO
£53,100
Full-time (Permanent)
Senior Agile Delivery Manager - HMRC - G7
£58,541 - £64,624
Full-time (Permanent)
Senior Technology Delivery Manager - Home Office - G7
£62,732 - £73,406
Full-time (Permanent)
Senior Delivery Manager - Driver and Vehicle Standards Agency - SEO
£44,241 - £48,241
Full-time (Permanent)
Senior Delivery Manager - Ministry of Justice - G7
£58,511 - £70,725 based on location
Full-time (Permanent)
Senior Technical Architect - Ministry of Justice - G7
£58,511 - £70,725 based on location
Full-time (Permanent)
Enforcement Management System (EMS) Product Manager - Driver and Vehicle Standards Agency - SEO
£44,241
Full-time (Permanent)
Application Operations Engineer (Power BI/Fabric) - Welsh Government - HEO
£37,111 - £45,378
Full-time (Permanent)
Infrastructure Engineer - Office for National Statistics - HEO
£34,587 - £39,106
Full-time (Permanent)
Senior Infrastructure Engineer - HMRC - SEO
National Salary £45,544 - £49,523. London Salary £50,686 - £55,157.
Full-time (Permanent)
Infrastructure Engineer - Home Office - HEO
National: £41,750 - £44,250, London: £45,750 - £48,250
Full-time (Permanent)
Senior IT Service Manager (Catalogue) - Department for Transport - SEO
£44,241
Full-time (Permanent)
IT Operations & Service Management Lead - Veterinary Medicines Directorate - HEO
£38,795
Full-time (Permanent)
Head of Vulnerability Management - Government Digital Service - G6
£75,105 - £87,305 based on capability.
Full-time (Permanent)
Senior AWS DevOps Engineer - Department for Work and Pensions - G7
£57,946 - £80,664
Full-time (Permanent)
Senior Lead Security Operations Analyst - Companies House - G7
£53,540 - £57,250 per year with an additional DDaT allowance of £4350 - £11000
Full-time (Permanent)
Senior Business Analyst - Active Travel England - G7
£57,515
Full-time (Temporary)
Business Analyst (TOOLING Team) - HM Courts and Tribunals Service - HEO
National salary range is £35,335 - £37,847, London salary range is £40,014 - £42,859
Full-time (Permanent)
Senior Data Analyst - Driver and Vehicle Standards Agency - SEO
£44,241
Full-time (Permanent)
Lead Test Engineer - Department for Work and Pensions - G6
£75,026 - £90,267
Full-time (Permanent)
Technical Architect - Ministry of Housing, Communities and Local Government - G7
National £64,811 or London £70,677 plus potential additional allowance
Full-time (Permanent)
Technical Architect - Cabinet Office - G7
£59,207
Full-time (Permanent)
Lead Technical Architect - Department for Work and Pensions - G6
£75,026 - £96,683
Full-time (Permanent)
Lead Solutions Architect (Apprenticeship) - Driver and Vehicle Standards Agency - G7
£57,515 - £61,515
Full-time (Permanent)
Infrastructure Solution Architect - HM Courts and Tribunals Service - G7
National salary range is £58,511 - £65,329 London salary range is £63,343 - £70,725.
Full-time (Permanent)
Deputy Director (AI Product) - Ministry of Justice - SCS1
£86,000 - £117,800
Full-time (Permanent)
Chief Information Security Officer - Disclosure & Barring Service - SCS1
£100,000 - £110,000
Full-time (Permanent)

Subscribe to our newsletter

Sign up here