26 to 50 of 127 Security Testing Jobs in the UK

Application Security Specialist (12 month fixed term contract)

Hiring Organisation
Motability Operations
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract, Part Time, Work From Home
Description Reporting to the Security Engineering Team Lead, you will provide hands on application security engineering for the Customer B2C and Connected Mobility domains during a 12 month cover period. You will work with product teams, engineers and architects to identify and reduce security risk throughout design … development, testing and release. You will be the day-to-day application security contact for these domains, working within the wider Security Engineering function and escalating risks to the appropriate security and business owners. You will help teams build and improve security controls in their ...

Senior Red Team Analyst

Hiring Organisation
Copello
Location
Filton, Gloucestershire, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 - 55,000 Annual
month onsite) Salary: 53,000+ depending on experience The Opportunity We are seeking a Senior Red Team Analyst to join a leading defence and security organisation's Cyber Operations team. You will help strengthen cyber resilience by testing security controls, validating SOC detection capabilities and identifying vulnerabilities … before they can be exploited. Working alongside specialists across Red Teaming, Threat Intelligence and Incident Response, you'll contribute to improving defensive security capabilities and protecting critical systems. Key Responsibilities Support Red Team exercises, critical control testing, cyber hygiene assessments and penetration testing. Conduct infrastructure and web application ...

CTL/CTM Penetration Tester

Hiring Organisation
Layer7
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP 785 Daily
About the Role We are seeking an experienced CTL/CTM Penetration Tester to join a large Public Sector client delivering high-assurance security testing. This role offers the opportunity to work on complex infrastructure, cloud, containerised, and enterprise environments, helping clients identify vulnerabilities and strengthen their security posture. You will be responsible for leading and delivering penetration testing engagements while providing expert guidance, coaching, and technical leadership to colleagues and clients. Essential Requirements/Certifications Cyber Scheme Team Leader (CSTL) or Crest Certified Tester (CCT) Principal UK Cyber Security Council Professional (PriCSP) Security ...

Penetration Tester

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £550.00 per day
TRAVEL TO OFFICE IN BATTERSEA)OUTSIDE IR35 £500 TO £550 PER DAY DECEMBER STARTThis is an opportunity to join a growing in-house cyber security function that is continuing to expand its penetration testing capability across multiple business units. You'll take ownership of end-to-end testing engagements, working independently while helping shape the future direction of a mature and evolving security programme. The Company They are a large international organisation with a diverse portfolio of consumer-focused businesses operating across multiple regions. Over recent years, they have invested significantly in building internal cyber security ...

Senior Cyber Security Analyst

Hiring Organisation
VIQU IT
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
Senior Cyber Security Analyst Glasgow – Hybrid (2DPW in office) Competitive Salary Working Hours: 7am – 4pm VIQU are partnering with a leading global professional services organisation seeking a Senior Cyber Security Analyst to strengthen their security operations and enhance their cyber security posture. This is a hands … technical role focused on threat detection, incident response, security controls, and continuous improvement. The successful candidate will act as a Subject Matter Expert (SME), providing technical guidance, mentoring junior analysts, and collaborating with global teams to ensure effective security operations. Key Responsibilities of the Senior Cyber Security ...

Director, AI ML and Cloud Security

Hiring Organisation
GSK
Location
Greater London, United Kingdom
Employment Type
Full Time
member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Director, AI ML & Cloud Security Why Us! At GSK, we unite science, technology and talent to get ahead of disease together. We are a global biopharma company with a special … between the technical AI function and the teams that use and build AI. You lead AI use-case intake and triage, assess proposals against security and architecture requirements, and route feasible cases into the Cyber Architecture and Solutions delivery pipeline. About the team : AI ML and Cloud Security ...

Senior Cyber Security Analyst

Hiring Organisation
Cathcart Technology
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
Senior Cyber Security Analyst required to join a leading global organisation in Glasgow, playing a key role in strengthening its cyber security operations and protecting a complex international technology environment. This is a senior technical position within an established Information Security function, combining hands-on security expertise with responsibility for improving threat detection, incident response and the effectiveness of security controls. You'll act as a technical specialist within the team, taking the lead on more complex security challenges, supporting other analysts and helping develop the organisation's overall security capabilities. ...

Senior Security Architect - Senior Manager

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior Security Architect - Senior Manager £70,000 to 95,000 GBP Bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Security Architect - Manager Up to £95,000 + bonus | Hybrid | UK A leading technology consultancy is expanding its Cyber & Security practice … looking for an experienced Security Architect to support major programmes across Government, Defence and the Public Sector . This is a senior client-facing role focused on designing secure technical solutions, developing security architecture and advising stakeholders across complex technology environments. The Role You will: Design and develop ...

Security Architect

Hiring Organisation
NSD
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
Security Architect - London, UK Salary up to £95,000, total package of £110,000 1-3 days onsite hybrid working (project dependent, some weeks remote) SC clearance required, and eligibility to obtain DV clearance ABOUT THE CLIENT Our client is a well-established consultancy delivering complex Technology and Cyber … Security programmes into the Defence and Security sector. They are known for combining deep technical expertise with a collaborative, people focused culture. Due to continued growth across secure government projects, they are looking to appoint an experienced Security Architect to join their expanding team. THE BENEFITS Clear ...

Senior Cyber Security Engineer

Hiring Organisation
Morson Edge
Location
Cambridgeshire, East Anglia, United Kingdom
Employment Type
Contract
Senior Cyber Security Engineer/Cyber Assurance Lead Location: Chippenham (3 days per week onsite) Rate: £600 per day (Outside IR35) Contract Length: 12 Months The Opportunity We are seeking an experienced Senior Cyber Security Engineer/Cyber Assurance Lead to support the delivery of complex Operational Technology … critical infrastructure programmes. Working across the full project lifecycle, you will lead cyber assurance activities, drive security best practices, and ensure solutions are aligned to regulatory requirements and industry standards. This is an excellent opportunity for a cyber security professional with strong experience in security assurance, risk ...

Security Consultant / Operational Security & GRC

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
team you'll be working with: Security Consultant/Operational Security & GRCThe team that you'll be working with: NTT DATA is one of the world's largest global security service providers, partnering with some of the most recognized security technology brands. We're looking … curious, and motivated individuals to join our team. What you'll be doing: Working in a client-facing consultancy role, you will provide operational security management, oversight and GRC advisory services. You will help clients translate business, threat and regulatory requirements into practical operational risk decisions and security ...

Cyber Security Engineer

Hiring Organisation
Huxley Associates
Location
London, UK
Employment Type
Full-time
Cyber Security EngineerHedge Fund | Small, High-Impact Security Team | LondonWe are partnering with a highly successful investment management firm seeking a Security Engineer to join a small, technically strong security team responsible for protecting critical trading, research, and corporate technology environments. This is an opportunity … work in a fast-paced hedge fund where security is viewed as a business enabler rather than a compliance function. You will have exposure across infrastructure, cloud, applications, endpoints, and software engineering teams, helping to build and mature security capabilities that directly support investment operations. The role offers ...

Internal Penetration Tester

Hiring Organisation
Salt Search
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £110,000 per annum
partnering with a globally recognised professional services organisation that operates across multiple international markets and supports thousands of employees worldwide. With technology and cyber security continuing to be a strategic priority, the business is investing heavily in strengthening its cyber resilience, risk management capabilities and enterprise security programmes. … This is an excellent opportunity for an experienced Penetration Tester, Offensive Security Consultant or Application Security professional to join a growing global security team responsible for assessing and improving the security of enterprise applications, platforms and emerging technologies. Internal Penetration Tester - Responsibilities Perform manual penetration testing ...

Cyber Security Engineer SME

Hiring Organisation
Proactive Appointments
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £545.00 per day
Cyber Security Engineer SME Inside IR35 - 4 days a week We are looking for an experienced Cyber Security Engineer SME to join a growing cyber security team, taking ownership of the operational management, engineering and lifecycle maintenance of a broad range of enterprise security tools. This … hands-on engineering role suited to someone with strong cyber security expertise and a solid understanding of IT infrastructure, Windows Server, Linux and networking. You will be responsible for ensuring existing security platforms remain secure, available and effective, while supporting the implementation and integration of new tools ...

Senior Red Team Analyst

Hiring Organisation
Manpower UK
Location
Lytham, England, United Kingdom
Mostly Remote(2 Days onsite p/m) Up to £60k + Bonus/Benefits The Role: You will be responsible for the continual testing and validation of security controls and SOC detection capabilities, providing assurance that defensive measures remain effective against evolving threats. The role contributes … achievement of organisational and departmental objectives while maintaining high security standards and providing assurance to Cyber Operations leadership on the effectiveness of security monitoring and detection capabilities. Core duties: Support the Red Team with the following activities; Red Team Exercises, Critical Control Testing, Cyber Hygiene Assessments ...

Senior Red Team Analyst

Hiring Organisation
Manpower UK
Location
Lytham, Lancashire, UK
apply Read all the information about this position below, then hit the apply button. The Role: You will be responsible for the continual testing and validation of security controls and SOC detection capabilities, providing assurance that defensive measures remain effective against evolving threats. The role contributes … achievement of organisational and departmental objectives while maintaining high security standards and providing assurance to Cyber Operations leadership on the effectiveness of security monitoring and detection capabilities. Core duties: Support the Red Team with the following activities; Red Team Exercises, Critical Control Testing, Cyber Hygiene Assessments ...

Analyst, AI ML and Cloud Security

Hiring Organisation
GSK
Location
Greater London, United Kingdom
Employment Type
Full Time
myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Job description Analyst, AI ML & Cloud Security Why Us ! At GSK, we unite science, technology and talent to get ahead of disease together. We are a global biopharma company with a special … documentation, and develop the automation that keeps the builds moving and surfaces failures before they affect delivery. About the team : AI ML and Cloud Security is the function through which GSK is transforming security itself. The team designs and builds the agentic framework, a multi-agent platform moving ...

Senior Cyber Security Engineer

Hiring Organisation
MPI Limited
Location
Chippenham, Wiltshire, United Kingdom
Employment Type
Contract
looking for a Senior Cyber Security Engineer (Assurance), for our client based in Chippenham Contract 12months Daily rate Outside IR35 Hybrid role Rail background is a must Overview As market leaders across rail, and logistics, the client is pursuing the goal of networking various transportation systems with one another … move people and goods efficiently - complete mobility! This role is for a Senior Cyber Security Engineer (Assurance) with both product & whole solution security expertise within an Operation Technology environment. The candidate shall be capable of technically specifying, leading, and consulting on Cyber Security related activities including architecture ...

Graduate Engineer Security Research and Testing

Hiring Organisation
National Physical Laboratory
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
About the Role Launch your career in Security Research Research roles at UKTL utilise our cutting-edge lab environment to test communications systems to their limits in new and novel ways. Are you fascinated by how technology works and how it can be made more secure? Do you enjoy … Telecoms Lab (UKTL) Graduate Programme offers a unique opportunity to build a career at the forefront of communications security. Working alongside leading researchers and security specialists, you'll help strengthen the equipment used in UK's infrastructure through testing, research and innovation. UKTL also offers Graduate Engineer roles ...

Cyber Security Business Analyst - AI & Security Transformation

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Senior Cyber Security Business Analyst - AI & Security Transformation Location: London, UK Contract: 12 months (subject to confirmation) Rate:£600 - £800 per day (Inside of IR35) must use an Umbrella Working Arrangement: Hybrid Sector: Financial Services/Cybersecurity/AI Transformation The Opportunity We are looking for an experienced … Senior Cyber Security Business Analyst to join a major international financial services organisation undergoing an ambitious transformation of its cyber security capabilities. Working within the CISO function, you will play a pivotal role in shaping how emerging AI technologies are integrated into cyber security operations, particularly across ...

Senior Security Engineer

Hiring Organisation
Kainos
Location
Birmingham, UK
Employment Type
Full-time
diverse, ambitious team that celebrates creativity and collaboration. Ready to make your mark? Join us and be part of something bigger. As a Senior Security Engineer, you will work in close collaboration with our technology teams to design and implement secure, cloud-based software solutions for our clients. Working … part of a multi-disciplinary Agile team, you will implement DevSecOps practices throughout the software development lifecycle, embedding security practices (e.g. vulnerability management, threat modelling etc.) and automating security artifact generation (e.g. secret scanning, container security, SAST, DAST etc.). You will provide subject matter expertise ...

Security Testing Consultant

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £65,000 per annum
growing cyber security consultancy is hiring a hands-on penetration tester to take ownership of engagements across web applications, infrastructure, cloud platforms and APIs. You'll run engagements end to end, from scoping through to testing, reporting and client debriefs, working alongside experienced testers. There's funded certification … support and scope to move into advanced offensive security areas such as AI security assessments, assumed breach and red teaming. The Role This role is suited to someone wanting to broaden their technical range and own engagements outright, with prior hands-on experience in penetration testing Test ...

Security Engineer-Pentest, Continuous Security Testing

Hiring Organisation
Amazon
Location
United Kingdom, UK
Employment Type
Full-time
looking for a Security Engineer to join Continuous Security Testing (CST), the AWS team that thinks like an adversary against systems running in production. You will follow real-world signals to where testing matters most, work out what an adversary could do, and leave behind detections … faster than any team could keep up with by effort alone. CST meets that by pairing deep human expertise with signal-driven, AI assisted testing, so coverage grows with AWS rather than falling behind it. We work from real world signals, such as threat intelligence and automated scanner output ...

Security Architect

Hiring Organisation
The Nippon Telegraph And Telephone Corporation (NTT)
Location
London, UK
Employment Type
Full-time
workplace embraces diversity and inclusion – it's a place where you can grow, belong and thrive. Your day at NTT DATAWe are currently recruiting Security Architects to join our growing client advisory & delivery business. NTT DATA is one of the world's largest Global Security services providers with … over 7500 Security SMEs and Integration partner to many of the worlds most recognized Security Technology providers. We strive to hire exceptional, innovative, and passionate individuals who want to grow with us. In a constantly changing world, we work together with our people, clients and communities to enable ...

Software Security Architect

Hiring Organisation
Sepura
Location
Cambridge, Cambridgeshire, UK
Employment Type
Full-time
07th October, 2026You will provide the technical leadership that turns security objectives into practical architecture, engineering standards and secure products. Working throughout the product lifecycle, you will collaborate with engineering teams to ensure security is considered from initial concept and design through development, verification, release and ongoing maintenance. … technology company based in Waterbeach, Cambridge. Due to the nature of our UK customer base, the successful candidate may be expected to complete UK Security Clearance (SC) vetting. Role: Take ownership for the definition, delivery and continuous improvement of software security across the full product line. The Security ...