> Markdown version of [/jobs/ext/340685-senior-security-engineer](https://www.wearedevelopers.com/jobs/ext/340685-senior-security-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Security Engineer

- **Company:** Responsibilitieslead
- **Location:** Slough, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Software System Penetration Testing, Cloud Computing, Cyber Security, Disaster Recovery, Systems Development Life Cycle, Secure Coding, Delivery Pipeline, Software Security, Cyber Warfare, Static Application Security Testing, Dynamic Application Security Testing
- **Published:** June 13, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/x/38933843/

## About the Role

Skills & Experience RequiredProven experience working as a Senior Security Engineer or similar role within a medium or large organisationStrong cyber security engineering background, ideally within a regulated environment such as Financial Services, Insurance, or another highly governed industryExperience delivering both large-scale and smaller security transformation projectsStrong practical knowledge of traditional security technologies alongside modern security toolingExperience across multiple security domains including infrastructure, application, cloud, and risk managementRelevant security certifications such as CISSP, CISM, CSSP, or equivalentHands-on experience with:SAST (Static Application Security Testing)DAST (Dynamic Application Security Testing)SCA (Software Composition Analysis)Experience integrating security tooling into development pipelines and SDLC processesStrong experience consulting on projects, defining security requirements, and reducing operational riskExcellent
analytical and problem-solving skillsAbility to communicate complex technical concepts clearly to both technical and non-technical stakeholders
What's on OfferOpportunity to join a major digital transformation programmeWork on impactful cyber security initiatives across a complex technology environmentExposure to modern security tooling, architecture, and engineering practicesCollaboration with experienced technology and security professionalsOpportunity to influence security strategy, standards, and future ways of workingLong-term career development within a growing security function
If you are a Senior Security Engineer looking for an opportunity to combine technical expertise, transformation delivery, and strategic influence, we would love to hear from you.

## Description

About the RoleA leading organisation undergoing an exciting digital transformation programme is looking to appoint a Senior Security Engineer to join its Cyber Security function.
This is a key role providing cyber security expertise across strategic and non-strategic change initiatives, helping to protect critical systems, data, and customers from evolving cyber security threats.
Working closely with delivery teams, technology functions, and business stakeholders, you will play a central role in embedding security best practices across projects, supporting modernisation initiatives, and ensuring secure delivery of new and existing technology services.
This opportunity is ideal for a security professional with a strong engineering background who enjoys working across multiple areas of cyber security, delivering change, and helping shape secure technology environments.
Key ResponsibilitiesLead the implementation, configuration, and commissioning of security infrastructure, tooling, and controls across cyber-led initiativesProvide subject matter expertise across key cyber security domains including:Security ArchitectureApplication SecurityCloud SecurityCryptographySupport delivery teams by embedding security controls and assurance throughout projectsWork with internal teams, suppliers, and external partners to ensure security requirements are delivered effectivelyCoordinate third-party security resources and ensure projects are appropriately supportedPlan and manage penetration testing activities, oversee remediation work, and communicate risks ahead of go-liveContribute to the development of security architecture, secure development practices, and application security standardsSupport Cyber Operations teams during major incidents, disaster recovery, and business continuity scenariosWork closely with development teams to ensure applications are delivered
following security best practiceSupport the wider Cyber Security leadership team with strategic security initiatives


## Related Videos

- [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers)
- [How to Cause (or Prevent) a Massive Data Breach- Secure Coding and IDOR](https://www.wearedevelopers.com/videos/39-how-to-cause-or-prevent-a-massive-data-breach-secure-coding-and-idor)
- [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats)
- [Cyber Security: Small, and Large!](https://www.wearedevelopers.com/videos/259-cyber-security-small-and-large)
- [You can’t hack what you can’t see](https://www.wearedevelopers.com/videos/41-you-can-t-hack-what-you-can-t-see)
- [How GitHub secures open source](https://www.wearedevelopers.com/videos/1450-how-github-secures-open-source)

## Related Articles

- [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)
- [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london)
- [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)
- [The Ultimate Software Engineer Career Path Guide for 2023](https://www.wearedevelopers.com/magazine/146-the-ultimate-software-engineer-career-path-guide-for-2023)
- [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)
- [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)