Penetration Testing Jobs in London

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Ai Red-team Specialist

Mercor

profile London - UK

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco our investors include Benchmark General Catalyst Peter Thiel Adam DAngelo Larry Summers and Jack Dorsey. Position: AI Red-Teamer Type: Full-time or Part-time Compensation:...

30+ days ago
Full Time

Ai Security Analyst Remote 111hr

Mercor

profile London - UK

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco our investors include Benchmark General Catalyst Peter Thiel Adam DAngelo Larry Summers and Jack Dorsey. Position: AI Red-Teamer Type: Full-time or Part-time Compensation:...

30+ days ago
Full Time

Cybersecurity Risk Assessment Analyst

Mercor

profile London - UK

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco our investors include Benchmark General Catalyst Peter Thiel Adam DAngelo Larry Summers and Jack Dorsey. Position: AI Red-Teamer Type: Full-time or Part-time Compensation:...

30+ days ago
Full Time

Ai Red-team Specialist

Mercor

profile London - UK

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco our investors include Benchmark General Catalyst Peter Thiel Adam DAngelo Larry Summers and Jack Dorsey. Position: AI Red-Teamer Type: Full-time or Part-time Compensation:...

30+ days ago
Full Time

Senior Lead Cybersecurity Engineer

Jpmorganchase

profile London - UK

DescriptionJoin a team where you can play a crucial role in shaping the future of a world-renowned company and make a direct and meaningful impact in a space designed for top performers.As a Senior Lead Security Engineer at JPMorganChase within the CTC you are an integral part of an agile team that...

30+ days ago
Full Time

Ai Red-teamer — Adversarial Ai Testing English

Mercor

profile London - UK

Location: Remote-friendly (US time zones); Geography restricted to US UK Canada Type: Full-time or Part-time Why This Role Exists At Mercor we believe the safest AI is the one thats already been attacked by us. Thats why were building a pod of AI Red-Teamers: human data experts who probe AI models...

30+ days ago
Full Time

Cyber Security Experts

Mercor

profile London - UK

Mercor is recruiting on behalf of a cutting-edge AI research lab building advanced AI systems for cybersecurity applications. We are seeking senior cybersecurity professionals with deep hands-on experience across both defensive (Blue Team) and offensive (Red Team) security this role you will apply...

30+ days ago
Full Time

Assessments & Exercises Senior Associate

Jpmorganchase

profile London - UK

DescriptionThis role within our Cybersecurity Assessments Delivery Office will be responsible for day to day service delivery of security assessments across JPMC. You will be supporting the execution of technical security assessments including red teaming purple teaming and penetration testing. Note...

30+ days ago
Full Time

Head Of It

Liberty Global

profile London - UK

ROLE DESCRIPTION: Head of ITBeliev: ABOUT USAt Believ formerly known as Liberty Charge we believe sustainable transport should be accessible to everyone. Were a Charge Point Operator (CPO) on a mission to create the UKs most reliable electric vehicle charging network that doesnt cost the earth and l...

30+ days ago
Full Time

Head Of It

Liberty Global

profile London - UK

ROLE DESCRIPTION: Head of ITBeliev: ABOUT USAt Believ formerly known as Liberty Charge we believe sustainable transport should be accessible to everyone. Were a Charge Point Operator (CPO) on a mission to create the UKs most reliable electric vehicle charging network that doesnt cost the earth and l...

30+ days ago
Full Time

Application Security Engineer

Visa

profile London - UK

The Application Security Engineer will play a key role within the Application Security team providing hands-on technical expertise guidance and enablement to development teams across Featurespace. This position is responsible for enhancing application security by assessing vulnerabilities promoting...

30+ days ago
Full Time

Security Engineer

Hong Kong Exchanges And Clearing

profile London - UK

Security EngineerShift Pattern:Standard 40 Hour Week (United Kingdom)Scheduled Weekly Hours:40Corporate Grade:D - Assistant Vice PresidentReporting Line:(UK Division) Information TechnologyLocation:UK-LondonWorker Type:PermanentAbout the London Metal Exchange and LME Clear:The London Metal Exchange...

30+ days ago
Full Time

Senior Cyber Security Engineer

Francis Crick Institute

profile London - UK

Salary for this Role:From 54800 with benefits subject to skills and experience.Job Title:Senior Cyber Security EngineerReports to:Natasha TownerClosing Date:10/Mar/2026 23.59 GMTJob Description:Job Title: Senior Cyber Security EngineerDetails of the role:Working pattern: This is a full-time permanen...

30+ days ago
Full Time

Senior Security Engineer

Prolific

profile London - UK

Senior Security EngineerThe RoleSecurity and compliance at Prolific arent afterthoughts theyre foundational to how we operate. As a company trusted by world-leading research institutions and AI labs to handle sensitive data at scale we take our responsibility to protect that trust seriously. We mai...

30+ days ago
Full Time

Senior Security Engineer

Prolific

profile London - UK

Senior Security EngineerThe RoleSecurity and compliance at Prolific arent afterthoughts theyre foundational to how we operate. As a company trusted by world-leading research institutions and AI labs to handle sensitive data at scale we take our responsibility to protect that trust seriously. We mai...

30+ days ago
Full Time

Sr Principal Product Security Engineer

Medtronic

profile London - UK

We anticipate the application window for this opening will close on - 13 Mar 2026At Medtronic you can begin a life-long career of exploration and innovation while helping champion healthcare access and equity for all. Youll lead with purpose breaking down barriers to innovation in a more connected c...

30+ days ago
Full Time

Security & Compliance Lead

Prolific

profile London - UK

Security & Compliance LeadThe RoleSecurity and compliance at Prolific arent afterthoughts theyre foundational to how we operate. As a company trusted by world-leading research institutions and AI labs to handle sensitive data at scale we take our responsibility to protect that trust seriously. We m...

30+ days ago
Full Time

Security Strategy Lead

Iwoca

profile London - UK

Security Strategy LeadHybrid in London United KingdomThe companySmall businesses move fast. Opportunities often dont wait and cash flow pressures can appear overnight. To keep going and growing SMEs need finance thats as flexible and responsive as they are.Thats why we built iwoca. Our smart technol...

30+ days ago
Full Time

Internal Audit, Technology Audit-cybersecurity, An...

Goldman Sachs

profile London - UK

DescriptionThe Goldman Sachs Group Inc. is a leading global financial services firm providing investment banking global markets and investment management services to a substantial and diversified client base that includes corporations financial institutions governments and high-net-worth individuals...

30+ days ago
Full Time

Senior Cyber Security Analyst

Clifford Chance

profile London - UK

The roleThis role is for a cyber security analyst in Clifford Chances cyber security team. Clifford Chance has a global estate and 6000 staff; it is imperative that we maintain the security of the estate and enable the legal advisors and others to carry out their work.The cyber security analyst will...

30+ days ago
Full Time