Senior Cloud Platform & Security Engineer

Company IconzeroRISC
Location IconLondon

A security-focused technology company in Greater London seeks a mid-level or senior Software Engineer to develop cloud services and infrastructure. This role offers the opportunity to directly contribute to scalable, reliable systems and requires 6+...Read More>>.

Posted: February 28th, 2026
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Information Security Engineer — Hybrid London

Company IconMerlin Entertainments
Location IconLondon

A prominent entertainment company is seeking an Information Security Engineer to enhance cybersecurity for its global operations. The role involves designing robust security controls, conducting risk assessments, and collaborating with cross-function...Read More>>.

Posted: March 8th, 2026
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Senior Medical Device Security Engineer

Company IconElekta
Location IconCrawley

A global medical technology company is seeking a Senior Product Security Engineer to ensure cybersecurity of its products. The role involves developing regulatory-compliant security deliverables, conducting risk assessments, vulnerability assessments...Read More>>.

Posted: March 25th, 2026
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Senior Security Engineer, Vulnerability team

Company IconSamsara
Location IconLondon

Who we are Samsara (NYSE: IOT) is the pioneer of the Connected Operations™ Cloud, which is a platform that enables organizations that depend on physical operations to harness Internet of Things (IoT) data to develop actionable insigh...Read More>>.

Posted: March 27th, 2026
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Product Security Engineer (Founding team)

Company IconAglide
Location IconLondon

OverviewAglide\'s browser agent platform is trusted by household-name fintechs and global enterprises to automate and secure the applications their employees depend on most. We\'ve raised over $3.5M to go after this problem, and every...Read More>>.

Posted: March 30th, 2026
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Exploit Developer — Offensive Security Engineer

Company IconSpectrum IT Recruitment
Location IconBasingstoke

A leading security recruitment firm is seeking an Exploit Developer in Basingstoke. This role involves developing robust software within unique environments while supporting vulnerability research. Ideal candidates will have extensive experience in s...Read More>>.

Posted: April 10th, 2026
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Senior Network Infrastructure & Security Engineer

Company IconCrypto.com
Location IconLondon

A prominent cryptocurrency company in London is seeking a Network Infrastructure Engineer to act as an escalation point for complex issues, develop documentation, and implement security solutions. The ideal candidate should have higher education in C...Read More>>.

Posted: April 11th, 2026
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Global Office Network Security Engineer

Company IconJD.COM
Location IconLondon

A leading e-commerce company is seeking a Mid-Senior level Security Operations Specialist to enhance security capabilities for its office network. The role requires a Bachelor's degree and over 5 years of experience in security operations, with a foc...Read More>>.

Posted: April 11th, 2026
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Security Engineer - Fantastic Salary on Offer!

Company IconVastmet
Location IconCirencester

Security Engineer - Fantastic Salary on Offer!About the job Security Engineer - Fantastic Salary on Offer!Exciting opportunity for askilled Security Engineer to join our expert team!Up to £43,000 per annu...Read More>>.

Posted: April 11th, 2026
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Senior Developer Experience Security Engineer

Company IconMotorway Online Ltd
Location IconLondon

About Motorway Motorway is the UK's fastest-growing used car marketplace - our award winning, online-only platform connects private car sellers with over 7,500 verified dealers nationwide, who compete to offer the best price. Founded i...Read More>>.

Posted: April 11th, 2026
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Senior Security Engineer - Incident Response

Company IconCanva
Location IconLondon

Senior Security Engineer - Incident Response 2 days ago Be among the first 25 applicants Job Description Join the team redefining how the world experiences design. Hiya, g'day, mabuhay, kia ora, 你好, hallo, vítejte!...Read More>>.

Posted: April 11th, 2026
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Staff Security Engineer - Fuzzing Specialist

Company IconArm
Location IconCambridge

Staff Security Engineer – Fuzzing Specialist Join to apply for the Staff Security Engineer – Fuzzing Specialist role at Arm. Job Overview As a Security Engineer – Fuzzing Specialist, you will own and evolve our co...Read More>>.

Posted: April 11th, 2026
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Security Engineer: Risk & Incident Response

Company IconV7
Location IconLondon

An innovative firm is seeking a dedicated Security Engineer to protect its systems and data from threats. In this pivotal role, you will implement robust security measures, conduct risk assessments, and develop incident response protocols to ensure c...Read More>>.

Posted: April 17th, 2026
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Senior Security Engineer - Cloud Infrastructure

Company IconEbury
Location IconLondon

Ebury helps ambitious businesses unlock global growth, and we take the same approach with our people. We encourage innovation and movement, collaboration and problem-solving, and foster an environment where everyone can feel they belong, are va...Read More>>.

Posted: April 17th, 2026
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Network Security Engineer IV - UK

Company IconRackspace Technology
Location IconWales

Senior Network Security Engineer (L4) is a crucial element within the Rackspace support infrastructure and is expected to provide an expert level of technical guidance to our customers via phone, ticketing system, and automation. This ro...Read More>>.

Posted: April 17th, 2026
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Security Engineer – Incident Response & Compliance

Company IconDigital Waffle
Location IconManchester

A leading cybersecurity firm based in Manchester seeks a skilled Security Engineer. This on-site role is pivotal in safeguarding systems and ensuring compliance with security standards. The successful candidate will develop and implement security sol...Read More>>.

Posted: April 17th, 2026
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Security Engineer, Detection and Response - EMEA

Company IconOpenAI
Location IconLondon

About the TeamSecurity is at the foundation of OpenAI’s mission to ensure that artificial general intelligence benefits all of humanity.The Security team protects OpenAI’s technology, people, and products. We are technical i...Read More>>.

Posted: April 17th, 2026
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Network Security Engineer III - UK

Company IconRackspace Technology
Location IconWales

The Senior Network Security Engineer (L3) is a crucial element within the Rackspace support infrastructure and is expected to provide an expert level of technical guidance to our customers via the phone, ticketing system, and automation....Read More>>.

Posted: April 17th, 2026
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Principal Security Engineer - Fuzzing Specialist

Company IconArm Limited
Location IconCambridge

Job Overview: As a Security Engineer – Fuzzing Specialist, you will own and evolve our coverage-guided fuzzing program. Your mission is to uncover hard-to-reach security flaws before attackers do, drive fixes to closure, and h...Read More>>.

Posted: April 17th, 2026
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Senior Security Engineer (Blue Team)

Company IconOlo
Location IconBelfast

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalized and profitable guest experiences. As a result, our digital ordering, payment, and guest engagement sol...Read More>>.

Posted: April 17th, 2026
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Senior Security Engineer(UK region)

Company IconMenlo Security Inc.
Location IconBracknell

Overview Menlo Security's mission is enabling the world to connect, communicate and collaborate securely without compromise. COVID-19 has made our mission real. We support customers across various enterprises including Fortune 500 comp...Read More>>.

Posted: April 17th, 2026
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Senior Space Crypto Security Engineer

Company IconnLogic
Location IconTipton

A leading technology firm is seeking a motivated Cryptography Subject Matter Expert to join their team. The role requires overseeing the development and delivery of cryptographic systems while ensuring compliance with mission objectives. Candidates m...Read More>>.

Posted: April 17th, 2026
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Penetration Tester: Offensive Security Engineer

Company IconTesco
Location IconWelwyn Garden City

A leading retail company in the UK is seeking a Cyber Security Specialist to enhance its penetration testing capabilities. In this role, you will perform security assessments on applications and infrastructure, utilizing internal knowledge to address...Read More>>.

Posted: April 17th, 2026
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Threat-Focused Security Engineer (Hybrid)

Company IconFashionUnited Group
Location IconLeicester

A leading global retailer in the UK is seeking a Trainee Security Engineer or an experienced Security Engineer to enhance their security team. This role involves implementing proactive defenses, automating responses using Python, and securing environ...Read More>>.

Posted: April 17th, 2026
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Senior II Security Engineer - Application

Company IconPreply
Location IconLondon

What you’ll be doing: Own application and product security, partnering closely with engineering teams to improve security outcomes across the full SDLC Act as a strong technical voice in how we design, build, ship, and...Read More>>.

Posted: April 17th, 2026
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SENIOR ICT & SECURITY ENGINEER - LONDON

Company IconRED Engineering Design
Location IconLondon

RED are an expanding international M&E consultancy, with a proven track record in low energy design, focused on providing excellent design solutions to clients. Through our market leading technical expertise, we enable the world’s digi...Read More>>.

Posted: April 18th, 2026
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Security Engineer — Cloud, SIEM & IR

Company IconARQ
Location IconLondon

A fast-growing fintech company in Greater London is seeking an experienced Information Security professional to build and improve SIEM detection rules, conduct cloud security assessments, and establish vendor security assessments. The ideal candidate...Read More>>.

Posted: April 20th, 2026
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Managing Security Engineer - DV cleared

Company IconCBSbutler Ltd.
Location IconHemel Hempstead

Managing Security Engineer (DV Cleared) Hemel Hempstead - 5 days onsite £500-£700 per day Inside IR35 We're seeking a DV-cleared Managing Security Engineer to lead the design, implementation, and optimisation of se...Read More>>.

Posted: April 22nd, 2026
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Lead Security Engineer - Platform & DevSecOps

Company IconJPMorganChase
Location IconLondon

A global financial services firm is looking for a Lead Security Engineer to enhance the security of software delivery processes. This role involves collaborating with engineering teams to design and implement security controls within CI/CD pipelines,...Read More>>.

Posted: April 22nd, 2026
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Field-Based CCTV Security Engineer

Company IconGalliford Try
Location IconWarwick

A construction and infrastructure company in the United Kingdom is looking for a Security Engineer to install, maintain, and manage CCTV systems across various project sites. The ideal candidate will have proven experience with CCTV installations, fa...Read More>>.

Posted: April 23rd, 2026
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Senior II Security Engineer - Platform

Company IconPreply
Location IconLondon

Meet the team! The Security team partners across the company to help Preply grow safely and sustainably. We are responsible for platform security, application and product security, security operations, and incident response. We...Read More>>.

Posted: April 25th, 2026
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Senior ICT & Security Engineer - London

Company IconTRACTEBEL
Location IconLondon

Senior ICT & Security Design Engineer - London RED is an expanding international M&E consultancy with a proven track record in low energy design, focused on providing excellent design solutions to clients. Through our market‑leading...Read More>>.

Posted: April 28th, 2026
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Remote Information Security Engineer (Fintech)

Company IconNMI
Location IconBristol

NMI is looking for an Information Security Engineer to drive enterprise-level security initiatives. This role involves designing, implementing, and maintaining security infrastructure to protect organizational networks and data. Responsibilities incl...Read More>>.

Posted: April 29th, 2026
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Information Security Engineer (Fintech/Payments)

Company IconNMI
Location IconBristol

We are seeking an Information Security Engineer to help drive enterprise-level information security initiatives and embed information security across our operations. In this role, you will design, implement, and maintain robust security infrast...Read More>>.

Posted: April 29th, 2026
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Senior Cloud Data Security Engineer

Company IconExperian
Location IconNottingham

Schedule: Full TimeCompany DescriptionExperian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fra...Read More>>.

Posted: May 1st, 2026
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Senior Physical Security Engineer & Consultant

Company IconArup
Location IconBirmingham

Arup is seeking a Senior Security Consultant/System Engineer in Birmingham, UK. The role demands strong expertise in security consultancy and system design/implementation. Responsibilities include designing security systems for projects, ensuring hig...Read More>>.

Posted: May 4th, 2026
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Developer‑Focused Application Security Engineer

Company IconRoyal London
Location IconAlderley Edge

Royal London is seeking an Application Security Specialist to join our cyber testing team. The ideal candidate will have a strong application development background and engage with development teams to enhance application security throughout the SDLC...Read More>>.

Posted: May 8th, 2026
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Senior Information Security Engineer in Salford

Company IconEnergy Jobline ZR
Location IconSalford

Job Description To support the Chief Information Security Officer in managing and reporting the Information Security Risks faced by Technology Services (TS) in delivering AJ Bells systems and services. This role is responsible for play...Read More>>.

Posted: May 9th, 2026
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Product Security Engineer — Resilience & Certification

Company IconBoeing
Location IconBristol

Boeing is seeking a Product Security Engineer in Bristol to develop and implement security measures for both commercial and defense products. The role involves leading security requirements, risk assessments, and engaging with cross-functional teams....Read More>>.

Posted: May 9th, 2026
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Fire & Security Engineer - Installation / Commissioning

Company IconTrinity Fire & Security Systems
Location IconReading

Works Engineer (Installation / Commissioning) – Fire & Security Systems Coverage: Berkshire On-target earnings: £60,000 (Inclusive of overtime, travel pay, and bonuses) £4,000 sign-on bonu...Read More>>.

Posted: May 9th, 2026
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Application Security Engineer: Penetration Tester

Company IconCrossing Hurdles
Location Icon

Crossing Hurdles is looking for a skilled Security Engineer in the United Kingdom to perform secure code reviews and conduct penetration testing. The ideal candidate will have strong experience in software engineering or security operations, with exp...Read More>>.

Posted: May 10th, 2026
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Senior Security Engineer (Cloud & Kubernetes)

Company IconIceberg
Location IconLondon

We’re supporting one of the most ambitious cyber transformation programmes currently underway in the trading technology space. My client is looking to hire a hands‑on Security Engineer to lead key workstreams across Kubernetes and Cl...Read More>>.

Posted: May 11th, 2026
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Penetration Tester / Security Engineer | Remote

Company IconCrossing Hurdles
Location Icon

Responsibilities Perform expert-level secure code reviews focusing on OWASP Top 10 and CWE vulnerability classes. Identify, triage, and remediate application-layer vulnerabilities, including broken access control and SQL...Read More>>.

Posted: May 12th, 2026
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Cloud Security Engineer (Automation & Tooling)

Company IconEngine by Starling
Location IconLondon

Overview At Engine by Starling, we don't do "checkbox security"—we build security software. We treat security as a first-class engineering discipline, where the solution to a threat isn't a policy, but a robust, concurrent system...Read More>>.

Posted: May 12th, 2026
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Security engineer, detection and response (UK)

Company Iconwriter.com
Location IconLondon

About WRITER WRITER is where the world's leading enterprises orchestrate AI‑powered work. Our vision is to expand human capacity through superintelligence. And we've proven it's possible – through powerful, trustworthy AI that unit...Read More>>.

Posted: May 14th, 2026
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Onsite VMS & CCTV Security Engineer

Company IconNorth
Location IconLondon

North is seeking a Safety & Security Support Engineer to join their team in Central London. The candidate will be responsible for the maintenance and troubleshooting of the Video Management System (VMS), ensuring the reliability of critical security...Read More>>.

Posted: May 18th, 2026
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Senior Identity Security Engineer - Hybrid

Company IconSSE PLC
Location IconPortsmouth

SSE PLC is looking for a Senior Security Engineer in Portsmouth. This role requires expertise in Microsoft security solutions and identity management, focusing on developing secure solutions and implementing security policies.The ideal cand...Read More>>.

Posted: May 20th, 2026
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Senior DevSecOps Application Security Engineer

Company IconEeze
Location IconLondon

Eeze is seeking a Senior Security Engineer (Application) to enhance application security practices within a fast-paced engineering organization. The role involves partnering with engineering teams, implementing security controls, and ensuring securit...Read More>>.

Posted: May 20th, 2026
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Senior Network Security Engineer - OT

Company IconWeAreTechWomen
Location IconHook

We are seeking a Senior Network Security Engineer (OT) to assist us in designing and implementing firewall and network access control (NAC) technology solutions across IT and OT networks. The Senior Network Security Engineer will contribute to...Read More>>.

Posted: May 21st, 2026
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