London Founding Security Engineer — App Security & SDLC

Company IconGranola
Location Icon

A London-based tech startup is seeking a founding security engineer to strengthen application security and help build trust with users. Responsibilities include conducting security assessments, designing security tools, and ensuring secure coding pra...Read More>>.

Posted: June 6th, 2026
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Senior DevSecOps Security Engineer - Scale Security Ops

Company IconKDR Talent Solutions
Location IconNottingham

A leading international technology firm in Nottingham is seeking a Senior Security Operations Engineer to enhance their security operations and integrate DevSecOps into their culture. The ideal candidate will have proven experience in security operat...Read More>>.

Posted: June 6th, 2026
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Security Engineer: Build Secure, Scalable Apps (Equity)

Company Iconincident.io
Location IconLondon

incident.io is looking for a security-focused professional to partner with product teams and embed security practices in feature design. You will work on identifying and mitigating vulnerabilities while championing secure coding practices across t...Read More>>.

Posted: June 6th, 2026
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Akamai Security Engineer - Hybrid (60% Office/Remote)

Company IconTenth Revolution Group
Location IconKnutsford

A leading technology firm is looking for an experienced Akamai Security Engineer to join their team in Knutsford. This role involves configuring and managing Akamai security solutions to ensure web security and performance. Candidates should have pra...Read More>>.

Posted: June 6th, 2026
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Security Engineer: Build Secure Apps & Threat Modeling

Company IconGranola inc
Location IconLondon

Granola inc in Greater London is seeking a passionate Security Engineer to enhance application security within their software development lifecycle. The ideal candidate will design security features, conduct assessments, and educate teams on secure c...Read More>>.

Posted: June 6th, 2026
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Senior Cloud Security Engineer: Build Secure, Scalable

Company IconASOS.com
Location IconLondon

A leading online fashion retailer in London seeks a Cloud Security Engineer to design and implement robust cloud security solutions. The position requires strong expertise in cloud security, vulnerability testing, and collaboration with software deve...Read More>>.

Posted: June 6th, 2026
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Product Security Engineer: Build Secure SDLC & Apps

Company IconION
Location IconLondon

This is an amazing opportunity to work with Markets Information Security Team at ION. As a Product Security Engineer, you would be the key enabler of secure and compliant products. This role reports to the Product Security Lead and partners closel...Read More>>.

Posted: June 6th, 2026
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Head of Security Engineering – Application Security & Security Testing

Company IconTesco Technology
Location IconWelwyn Garden City

Head of Security Engineering – Application Security & Security Testing Tesco Technology’s Security Engineering function is responsible for proactively identifying and mitigating risks across our technology estate. As Head of Securi...Read More>>.

Posted: June 6th, 2026
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Senior iOS Security Engineer - Product Security & RASP

Company IconiProov
Location IconLondon

iProov is seeking an experienced Senior iOS Security Engineer to join our Product Security team in the UK. You will secure iOS apps, SDKs and biometric verification tech against evolving threats.You will research, design, and implement adva...Read More>>.

Posted: July 25th, 2026
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Senior Security Engineer - Hybrid (Secure UK Payments)

Company IconPay.UK
Location IconLondon

Pay.UK is seeking a Senior Security Engineer (12 months FTC) to strengthen the security of UK payment systems. You will design controls, review architectures for risks, and drive remediation with engineering teams.You’ll conduct vulnerabi...Read More>>.

Posted: July 31st, 2026
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Founding Security Engineer: Build Security for AI Litigation

Company IconPraxis, Inc.
Location IconLondon

Wexler in London is seeking a hands-on security leader to own the security program across infrastructure, product, and compliance. You will work closely with engineering, operations, and leadership to ensure we are secure and demonstrably so to ou...Read More>>.

Posted: August 4th, 2026
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Mobile Security Engineer - Build Secure Banking Apps

Company IconStarling
Location IconSouthampton

Starling is the UK's first and leading digital bank on a mission to fix banking! Our vision is fast technology, fair service, and honest values. All at the tap of a phone, all the time.We are about giving customers a new way to spend, save...Read More>>.

Posted: September 3rd, 2026
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Cyber Security Engineer, M365 Security, ISO27001, COR7671

Company IconCorriculo Ltd
Location IconBasingstoke

Cyber Security Engineer, M365 Security, ISO27001A Cyber Security Engineer opportunity for someone with solid experience across the Microsoft 365 security stack (Intune, Defender, Entra, Purview, Copilot) has opened up with an es...Read More>>.

Posted: September 4th, 2026
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AI Security Engineer I: Secure AI & Cloud

Company IconCheckout.com
Location IconLondon

Checkout.com is seeking a Cyber Security Engineer I to bridge cyber security and AI technologies. You will design security controls for AI/ML solutions, assess risks, and help secure AI tools, models, data pipelines, and infrastructure.In t...Read More>>.

Posted: September 6th, 2026
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Hands-on Security Engineer — Build Secure, Scalable Systems

Company IconAJ Bell Management Limited
Location Icon

AJ Bell seeks an Information Security Engineer to support the CISO in managing information security risks across Technology Services. This hands-on role designs, builds and continuously improves security controls, platforms and infrastructure to p...Read More>>.

Posted: September 10th, 2026
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Graduate Cyber Security Engineer: Build Secure Systems

Company IconCooper & Hall Limited
Location IconLondon

Cooper & Hall Limited invites you to join its Cyber Security Engineer Graduate Scheme. You will contribute to the Chief Security Office, designing and building controls, tooling and detection logic to protect millions of users and critical service...Read More>>.

Posted: September 16th, 2026
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Product Security Engineer - Build Secure Maritime Software

Company IconSRT Marine Systems plc
Location IconBradley Stoke

SRT Marine Systems plc is seeking a Product Security Engineer to embed security into product development from design through delivery. You will collaborate with software teams to review designs, code and backlog decisions, ensuring security is bui...Read More>>.

Posted: September 16th, 2026
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Application Security Engineer - Empower Secure DevOps for Products

Company IconAboutus Ft
Location IconLondon

The Financial Times is looking for a Cyber Security Engineer to strengthen application security across our cloud-native estate. This hands-on role focuses on enabling secure engineering for product, platform and software teams, with practical secu...Read More>>.

Posted: September 19th, 2026
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Senior Product Security Engineer II - Secure Delivery

Company IconElsevier Inc.
Location IconOxford

Elsevier Inc. is seeking an experienced security professional to advance our application security program across multiple technology stacks. You will influence secure software delivery, threat modelling, and automated controls with cross-functiona...Read More>>.

Posted: September 21st, 2026
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Senior GCP Security Engineer: Cloud Security & IAM

Company IconStarling
Location IconLondon

Engine by Starling is seeking a Senior / Staff GCP Security Engineer to own security foundations across our Google Cloud Platform environment. You will partner with infrastructure and security teams to build secure, scalable cloud security, automa...Read More>>.

Posted: September 24th, 2026
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Product Security Engineer - Build Secure Software (Hybrid)

Company IconAllstate Northern Ireland Limited
Location IconNorthern Ireland

Allstate NI is seeking a Product Security Engineer to design, build, and operate enterprise security controls integrated into the SDLC. You will own end-to-end security capabilities, from architecture to production, while delivering scalable, reli...Read More>>.

Posted: September 30th, 2026
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Director, Security Engineering & AI Security (Hybrid London)

Company IconGCS Recruitment
Location IconLondon

GCS Recruitment is seeking a Director of Security Engineering in London. This permanent role offers £130,000-£150,000 plus a performance bonus and corporate benefits, with hybrid working in Central London.You will own Security Engineering...Read More>>.

Posted: October 1st, 2026
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