Security Operations DevOps Engineer – Companies House
Salary: £62,881 – £76,136 per year
Job Grade: Grade 7 – DDaT
Contract: Permanent
Working Pattern: Full-time, Flexible Working
Location: Cardiff or Edinburgh
Number of Positions: 1
Employer: Companies House
Reference: 480151
Closing Date: 28 September 2026 at 11:55 pm
Visa Sponsorship: NOT available for this campaign
Companies House is recruiting a Security Operations DevOps Engineer to join its Digital Services team and help strengthen its modern Security Operations capability.
This is a senior cloud and security engineering opportunity for an experienced professional with strong knowledge of AWS, Azure, Microsoft Sentinel, Terraform, Infrastructure as Code, GitHub, CI/CD and DevSecOps.
The successful candidate will help design, build and automate secure cloud infrastructure, security platforms and monitoring solutions across a complex multi-cloud environment.
Important Eligibility and Sponsorship Information
Companies House has confirmed that it cannot offer visa sponsorship to candidates through this campaign.
Applicants must therefore ensure that they already have the appropriate right to work in the UK.
The role also requires successful candidates to obtain Security Check (SC) clearance before appointment.
For SC clearance, candidates must generally have been resident in the UK for at least 3 of the last 5 years and meet the relevant national security vetting requirements.
This makes the vacancy particularly relevant to experienced UK-based cloud, DevOps and security professionals who already meet the required right-to-work and security-clearance conditions.
About Companies House
Companies House is recruiting for its Digital Services business area, where technology teams are responsible for delivering and protecting digital services and information.
The Security Operations team plays an important role in protecting Companies House systems, services and data from cyber threats.
The team monitors, detects and responds to security incidents while continuously improving security capabilities across a multi-cloud environment.
The successful candidate will work alongside Security Operations, Platform Engineering and Digital teams to develop secure, reliable and scalable technology solutions.
About the Security Operations DevOps Engineer Role
As a Security Operations DevSecOps Engineer, you will take a hands-on role in designing, building and maintaining the infrastructure, platforms and automation that support security monitoring and response.
You will work across AWS, Microsoft Azure and Microsoft Sentinel, using modern engineering practices including Terraform, GitHub, Infrastructure as Code and CI/CD.
The position offers the opportunity to take ownership of significant technical challenges and contribute to the development of an engineering-led Security Operations function.
Key Responsibilities
Your responsibilities will include:
- Designing, building and maintaining security infrastructure across AWS and Azure.
- Developing and managing Infrastructure as Code using Terraform.
- Building and maintaining secure CI/CD pipelines and deployment processes.
- Engineering and supporting Microsoft Sentinel.
- Managing Sentinel data connectors, integrations and automation.
- Developing integrations and data pipelines for security telemetry.
- Creating automated solutions that improve monitoring, investigation and incident response.
- Improving the reliability, resilience and security of security platforms.
- Working with Security Operations analysts and engineering teams to develop scalable detection and monitoring solutions.
- Taking technical ownership of security engineering initiatives.
- Troubleshooting complex infrastructure, deployment, integration and data-pipeline problems.
- Supporting continuous improvement across the Security Operations capability.
Essential Experience
Companies House is looking for an experienced cloud and security engineer with strong hands-on technical capability.
Candidates should have experience with:
- Amazon Web Services (AWS), including cloud infrastructure, security services, logging and integrations.
- Terraform and Infrastructure as Code.
- GitHub, source control, versioning and code-review workflows.
- Continuous integration and deployment pipelines.
- Concourse or comparable CI/CD technologies.
- Microsoft Azure.
- Microsoft Sentinel.
- Security monitoring and data ingestion.
- Cloud and security technology integrations.
- Scripting, APIs and automated workflows.
- Operational cloud platforms.
- Troubleshooting complex infrastructure and deployment issues.
- Security engineering and DevSecOps principles.
Technical Skills
The recruitment process will assess candidates against several technical areas.
These include:
- Terraform and Infrastructure as Code, including state management, reusable infrastructure, testing and automated deployment.
- GitHub and modern source-control and deployment practices.
- Cloud and DevSecOps engineering principles.
- Secrets management and access control.
- Testing and change management.
- Deployment resilience, rollback and recovery.
- AWS architecture and security.
- AWS identity and access management, logging and monitoring.
- Concourse or equivalent CI/CD technologies.
- Microsoft Azure and Microsoft Sentinel.
- Security monitoring architecture.
- Data connectors, integrations and automation.
- Python, PowerShell, Bash or equivalent scripting technologies.
- Security telemetry and the engineering required to collect, process and route security data.
Civil Service Behaviours
Candidates will be assessed against the following Civil Service behaviours:
- Working Together
- Delivering at Pace
Salary and Pension
The advertised salary range is £62,881 to £76,136 per year.
The base salary band is £58,531 to £65,136, with an additional DDaT allowance of £4,350 to £11,000 available depending on the candidate’s skills and experience demonstrated during the recruitment process.
The role also comes with a Civil Service Pension.
Companies House states that its employer contribution is 28.97%.
The advert gives an example of a salary of £62,881 alongside an employer pension contribution of £18,216.
Benefits
Companies House offers a comprehensive benefits package, including:
- Civil Service Pension Scheme.
- 30 days annual leave plus bank holidays.
- Flexible working arrangements.
- Working patterns available between 6am and 8pm.
- Hybrid working.
- Learning and development opportunities.
- Career progression.
- Employee wellbeing support.
- Inclusive working environment.
- Opportunities to balance office and home working.
Working Location
The successful candidate will be aligned to either the Cardiff or Edinburgh office.
Cardiff: Crown Way, Cardiff, CF14 3UZ
Edinburgh: D0.33, Queen Elizabeth House, 1 Sibbald Walk, Edinburgh, EH8 8FT
The role operates under a hybrid working arrangement.
Employees are expected to attend their designated office at least once a week, although managers may require additional attendance depending on business needs.
Security Clearance Requirement
This is an important requirement for applicants.
Successful candidates must obtain Security Check (SC) clearance before they can be appointed.
Candidates must generally have been resident in the UK for at least 3 of the last 5 years to meet the residency requirement for SC clearance.
Applicants who do not meet the relevant security-vetting requirements may not be eligible for appointment.
Candidates should carefully review the security requirements before submitting an application.
Right to Work and Nationality Requirements
The vacancy is broadly open to eligible:
- UK nationals.
- Republic of Ireland nationals.
- Commonwealth nationals who have the right to work in the UK.
- Eligible EU, Swiss, Norwegian, Icelandic and Liechtenstein nationals and qualifying family members with settled or pre-settled status.
- Certain individuals with limited or indefinite leave to remain.
- Turkish nationals and certain qualifying family members who have acquired the right to work in the Civil Service.
Applicants must satisfy the relevant Civil Service nationality and right-to-work requirements.
Visa Sponsorship
Visa sponsorship is NOT available for this vacancy.
Companies House explicitly states:
“Companies House cannot offer Visa sponsorship to candidates through this campaign.”
International applicants who require a new UK work visa or employer sponsorship should therefore not assume that this vacancy can provide sponsorship.
Applicants who already have the required UK right to work and satisfy the security-clearance requirements may apply, subject to meeting the full eligibility criteria.
Application Process
The vacancy uses the Civil Service Success Profiles recruitment framework.
Candidates will be assessed on:
- Experience.
- Behaviours.
- Technical skills.
The recruitment process consists of several stages.
Stage 1 – Initial Sift
The initial sift will assess applications against the required experience.
Candidates will submit a CV and a 1,250-word personal statement.
The personal statement should demonstrate relevant experience and explain why the candidate is suitable for the role.
Applicants should provide evidence against the key criteria, including:
- AWS engineering experience.
- Terraform and Infrastructure as Code.
- GitHub.
- CI/CD pipelines.
- Concourse or comparable technologies.
- Cloud-security integrations and automation.
Candidates are encouraged to use the STAR approach — Situation, Task, Action and Result — when presenting examples.
Lead Sift Criterion
If Companies House receives a high volume of applications, the initial sift may focus on the following lead criterion:
Experience developing and maintaining continuous integration and deployment pipelines using Concourse or comparable deployment technologies.
Candidates who pass the initial sift may proceed to a full sift or potentially directly to interview depending on application numbers.
Stage 2 – Technical Assessment
Candidates who successfully pass the sift will be invited to a technical assessment.
Candidates may be required to present or demonstrate a relevant example of their previous work.
The assessment will explore:
- Technical approach.
- Decision-making.
- Personal contribution.
- Cloud-based engineering solutions.
- Technical problem-solving.
Stage 3 – Interview
Successful candidates will proceed to interview.
The interview will assess:
- Civil Service behaviours.
- Technical skills.
- Relevant professional experience.
Interviews will be conducted virtually using Microsoft Teams.
Stage 4 – Job Offer
Following completion of interviews, candidates will receive the outcome by email.
Offers will be made according to merit order.
A 12-month reserve list will also be maintained for suitable candidates who successfully meet the requirements but are not immediately appointed.
Key Recruitment Dates
Closing date: 28 September 2026
Sift/shortlist: Week commencing 29 September 2026
Technical assessment: Week commencing 13 October 2026
Interviews: Week commencing 26 October 2026
The dates are indicative and may change.
Who Should Apply?
This opportunity may be particularly suitable for experienced:
- DevOps Engineers.
- DevSecOps Engineers.
- Cloud Security Engineers.
- Cloud Engineers.
- Security Engineers.
- AWS Engineers.
- Azure Engineers.
- Infrastructure Engineers.
- Platform Engineers.
- Security Operations Engineers.
Candidates should have strong practical experience rather than relying solely on theoretical knowledge.
Experience with AWS, Azure, Terraform, GitHub, Microsoft Sentinel, CI/CD and security automation will be particularly relevant.
Application Advice
Applicants should tailor their CV and personal statement specifically to the requirements of this vacancy.
Your application should demonstrate what you personally delivered, the technical challenges you encountered, the actions you took and the results achieved.
Use measurable outcomes wherever possible.
For example, instead of simply stating that you “managed AWS infrastructure”, explain the scale of the environment, the security or reliability problem you addressed, the solution you implemented and the measurable outcome.
The Civil Service also requires application examples to be truthful and based on the candidate’s own experience.
Artificial Intelligence and Applications
Companies House states that artificial intelligence may be used to support an application, but all examples and statements must be truthful, factually accurate and based on the applicant’s own experience.
Applications may be withdrawn where plagiarism or misrepresentation is identified.
Important Application Reminder
Incomplete or late applications will not be accepted.
Applicants should regularly check their Civil Service Jobs account and email, including spam or junk folders, because recruitment communications will be sent electronically.
How to Apply
Applications should be submitted through the official Civil Service Jobs vacancy.
Job title: Security Operations DevOps Engineer
Employer: Companies House
Reference: 480151
Closing date: 28 September 2026 at 11:55 pm
Frequently Asked Questions
Does this job offer visa sponsorship?
No. Companies House explicitly states that it cannot offer visa sponsorship to candidates through this campaign.
What is the salary?
The advertised salary is £62,881 to £76,136 per year, including the potential DDaT allowance.
Is the position permanent?
Yes. This is a permanent position.
Where is the job based?
The role is based in either Cardiff or Edinburgh with hybrid working.
How many positions are available?
There is one position available.
Is this a remote job?
No. It is a hybrid role, with the successful candidate expected to attend their designated office at least once a week.
Is security clearance required?
Yes. Successful candidates must meet the requirements for Security Check (SC) clearance.
Is UK residency required for SC clearance?
Candidates must generally have been resident in the UK for at least 3 of the last 5 years to meet the stated SC residency requirement.
What technologies are required?
Key technologies and areas include AWS, Azure, Microsoft Sentinel, Terraform, Infrastructure as Code, GitHub, CI/CD, Concourse or comparable technologies, scripting and security automation.
What is the application deadline?
Applications must be submitted by 11:55 pm on Monday 28 September 2026.
Final Reminder for Applicants
This is a senior technical opportunity with Companies House offering a salary of up to £76,136, Civil Service pension benefits and hybrid working.
However, applicants should pay particular attention to the two major eligibility requirements:
Visa sponsorship is not available.
SC clearance requires the relevant UK residency history, including at least 3 years of UK residence within the last 5 years as stated in the advert.
Candidates should review the complete official vacancy and confirm that they meet the right-to-work, nationality and security requirements before applying.
Source and Disclaimer
This job information is based on the Companies House vacancy published through Civil Service Jobs, reference 480151.