18 of 18 Permanent Offensive Security Jobs in London

Senior Principal Offensive Security Engineer

Hiring Organisation
Oracle
Location
South London, UK
Employment Type
Full-time
Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability research, static and dynamic analysis research, penetration testing, red-teaming … security tool development. We ensure the security of the software and hardware that runs our cloud infrastructure and strive for continuous improvement. The OCI Offensive Security group works as a team. We don't fit people into predefined roles. We bring together the right people ...

Senior Offensive Security Engineers

Hiring Organisation
Lynx Recruitment Limited
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
SENIOR OFFENSIVE SECURITY ENGINEERS - LONDON (REMOTE) £60k-£80k| Fully Remote (UK-based) | Cybersecurity Scale-Up A fast-growing cybersecurity company is seekingSenior Offensive Security Engineers to strengthen their offensive security capabilities. The Role: Conduct comprehensive penetration testing across web applications, infrastructure, APIs, and cloud … environments Perform manual security assessments and exploitation Deliver client-facing penetration testing engagements Write detailed technical reports for various stakeholders Collaborate with internal teams on security improvements Essential Requirements: UK Bachelor's degree in Computer Science, Cybersecurity or related subject (or UK Master's as alternative ...

Senior Security Consultant

Hiring Organisation
Xact Placements Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £95,000 per annum
Offensive Security Researcher/Security Consultant | Elite Cybersecurity Scale-Up | Fully Remote (Global) Ready to take your offensive security skills to the next level? This is your chance to join a fast-scaling cybersecurity innovator , backed by funding, recognised by Gartner, and trusted by some … world’s biggest enterprises and critical infrastructure providers. They’re building technology that helps security teams outrun real-world threats — and they’re looking for offensive security experts who thrive on finding vulnerabilities where others can’t. What you’ll be doing: Spending your days doing what ...

Senior Security Researcher

Hiring Organisation
Xact Placements Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £95,000 per annum
Offensive Security Researcher/Security Consultant | Elite Cybersecurity Scale-Up | Fully Remote (Global) Ready to take your offensive security skills to the next level? This is your chance to join a fast-scaling cybersecurity innovator , backed by funding, recognised by Gartner, and trusted by some … world’s biggest enterprises and critical infrastructure providers. They’re building technology that helps security teams outrun real-world threats — and they’re looking for offensive security experts who thrive on finding vulnerabilities where others can’t. What you’ll be doing: Spending your days doing what ...

Senior Offensive Security Engineers

Location
London, United Kingdom
SENIOR OFFENSIVE SECURITY ENGINEERS - LONDON (REMOTE) £60k-£80k Fully Remote (UK-based) Cybersecurity Scale-Up A fast-growing cybersecurity company is seekingSenior Offensive Security Engineers to strengthen their offensive security capabilities. The Role: Conduct comprehensive penetration testing across web applications, infrastructure, APIs, and cloud … environments Perform manual security assessmen... ...

BDO Digital Offensive Senior Security Analyst

Hiring Organisation
BDO UK
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
scale of our clients. You will get hands-on experience with web application and API testing, Wireless assessments, Internal infrastructure tests, Mobile App security, Red and Purple team operations, Physical intrusion testing, hardware analysis, and more. No two projects are quite the same, and that's exactly … opportunities for enhancing our delivery and providing additional services to organisations we work with. We are seeking a highly skilled and experienced Senior Offensive Security penetration tester to join our dynamic team. This role involves conducting sophisticated penetration testing and red team engagements across various client systems ...

BDO Digital Offensive Security Consultant

Hiring Organisation
BDO UK
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
attention to opportunities for enhancing our delivery and providing additional services to organisations we work with. We are seeking a highly skilled and experienced offensive security analyst to join our dynamic team. This role involves conducting sophisticated penetration testing and red team engagements across various client systems … applications. The successful candidate will be instrumental in identifying vulnerabilities, enhancing client security postures, and leading initiatives to develop cutting-edge penetration testing methodologies and tools. Clients across industries and geographies, staying at the forefront of knowledge of the threat landscape, cyber defence best practices and regulatory expectations. Requirements ...

SENIOR THREAT DETECTION ENGINEER

Hiring Organisation
Secure Recruitment Ltd
Location
North London, London, United Kingdom
Employment Type
Permanent, Work From Home
award-winning, software-based organisation at the forefront of pre-emptive exposure management. As a market leader backed by significant venture funding, they expand offensive security capabilities, specifically around Threat Detection Engineering, in their mission of helping organisations understand how they could be compromised. Success in this position … Real-Time Role Overview: We're looking to speak with an ambitious Senior Threat Detection Engineer to join us and expand our Client's Offensive Security Capabilities, specifically around Threat Detection Engineering. You'll own the Design, Implementation & Evolution of Detection Strategies that Identify Real-World Exploitation & Adversarial ...

Cyber Security Generalist Manager

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Description – Cyber Security Generalist Manager Role Location – Any UK Salary: Competitive (based on experience) Level: Accenture will be hiring at Manager level Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which typically requires 5 years continuous UK address history usually including … information relates to a specific client requirement Our Cyber Practice is a fast-growing community of industry leading experts. The practice covers Assurance, Compliance, Security Operations (SecOps), Offensive Security and Security Research. It is critical that the relevance and quality of the services that we provide ...

Senior Cyber Operations Analyst

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Competitive salary and package dependent on experience Career Level: Associate Manager Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which typically requires 5 years continuous UK address history usually including no periods of 30 consecutive days or more spent outside … information relates to a specific client requirement Our Cyber Practice is a fast-growing community of industry leading experts. The practice covers Assurance, Compliance, Security Operations (SecOps), Offensive Security and Security Research. It is critical that the relevance and quality of the services that we provide ...

Junior PCI Penetration Testers

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £45,000 per annum
Fully Remote (UK-based) | Cybersecurity Scale-Up A rapidly growing cybersecurity company is seeking Junior PCI Penetration Testers to join their expanding offensive security team. The Role: Conduct PCI-DSS v4.0 compliance testing including manual penetration testing, quarterly vulnerability scanning, and network segmentation assessments Manage client engagements from … scoping through to delivery Perform security assessments using industry-standard tools (Nessus, nmap, Burp Suite, Metasploit) Report findings to technical and non-technical stakeholders Support clients in maintaining PCI-DSS compliance Essential Requirements: UK Bachelor's degree in Computer Science, Cybersecurity or related subject 1+ years commercial penetration testing ...

Junior PCI Penetration Tester

Hiring Organisation
Lynx Recruitment Ltd
Location
W6, Hammersmith Broadway, Greater London, United Kingdom
Employment Type
Permanent
Salary
£35000 - £45000/annum
Fully Remote (UK-based) | Cybersecurity Scale-Up A rapidly growing cybersecurity company is seeking Junior PCI Penetration Testers to join their expanding offensive security team. The Role: Conduct PCI-DSS v4.0 compliance testing including manual penetration testing, quarterly vulnerability scanning, and network segmentation assessments Manage client engagements from … scoping through to delivery Perform security assessments using industry-standard tools (Nessus, nmap, Burp Suite, Metasploit) Report findings to technical and non-technical stakeholders Support clients in maintaining PCI-DSS compliance Essential Requirements: UK Bachelor's degree in Computer Science, Cybersecurity or related subject 1+ years commercial penetration testing ...

Senior BackendEngineer

Hiring Organisation
Circle Group
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
fast-growing cybersecurity startup? We're looking for a Senior Backend Engineer to join a high-impact team building the core systems behind an offensive security platform used by some of the world's largest enterprises. This is a fully remote role based in the UK, offering … mindset with the ability to tackle ambiguous problems independently. Bonus Skills: Experience with large-scale data processing or streaming, particularly in a security-focused context. Background in data engineering, including ETL pipelines and schema evolution. Familiarity with DevOps practices, CI/CD pipelines, and monitoring. Experience deploying services ...

Remote Senior Full Stack Engineer

Hiring Organisation
Xact Placements Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
just another engineering role. It’s your chance to build technology that protects enterprises from real-world attacks while shaping the future of offensive security at scale. Interested? Apply now — this one won’t stay open for long. ...

Senior Fullstack Developer

Hiring Organisation
Xact Placements Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
just another engineering role. It’s your chance to build technology that protects enterprises from real-world attacks while shaping the future of offensive security at scale. Interested? Apply now — this one won’t stay open for long. ...

Sales Development Representative (HF1159890)

Hiring Organisation
Flourish
Location
London Area, United Kingdom
their remote SDR team. Focussed on Cybersecurity, our client specialises in Managed Detection and Response. They monitor networks for a broad range of security issues, tailoring their monitoring for the specific industry and requirements of each client. They have worked with nationally-recognised brands such as RAC, Inchcape … tips and tricks. Regular team meetings to share insight on successful sales points and strategies. Full training on their services from the Head of Offensive Security and Head of Defensive Security. Regular one-to-one check-in meetings to ask questions and reflect progress. Appropriate online training courses ...

Head of Engineering

Hiring Organisation
Xact Placements Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £110,000 per annum
backed by top-tier VC investors, and trusted by Fortune 500s and critical infrastructure providers, this scale-up is building the future of continuous offensive security. They’re now seeking an ambitious Head of Applications to lead their global Application Technology team across the UK, Singapore, and the US. … authentication, SSO, granular authorisation, multi-tenancy Familiarity with workflow orchestration, asynchronous tasks, and event-driven architecture Ideally, exposure to cybersecurity platforms or large-scale security data systems Why join? Competitive compensation & benefits Key leadership role in a high-growth cybersecurity scale-up Opportunity to shape global engineering strategy ...

Head of Applications

Hiring Organisation
Xact Placements Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £110,000 per annum
backed by top-tier VC investors, and trusted by Fortune 500s and critical infrastructure providers, this scale-up is building the future of continuous offensive security. They’re now seeking an ambitious Head of Applications to lead their global Application Technology team across the UK, Singapore, and the US. … authentication, SSO, granular authorisation, multi-tenancy Familiarity with workflow orchestration, asynchronous tasks, and event-driven architecture Ideally, exposure to cybersecurity platforms or large-scale security data systems Why join? Competitive compensation & benefits Key leadership role in a high-growth cybersecurity scale-up Opportunity to shape global engineering strategy ...