201 to 225 of 228 Remote/Hybrid Penetration Testing Jobs

DevOps Infrastructure Engineer

Location
Cardiff, Wales, United Kingdom
/CD pipeline. Provision and manage cloud and server infrastructure programmatically. Support desktop clients with Windows, database, and application hosting expertise. Enforce security, coordinate penetration testing, manage secrets and access controls, and ensure our systems meet compliance standards. Set up real-time monitoring, alerts, and log analysis ...

Application Specialist

Hiring Organisation
Arbuthnot Latham
Location
London, UK
Employment Type
Full-time
legal and regulatory requirements. Perform daily, weekly, monthly checks and maintenance to ensure the health and availability of services. Remediation of vulnerability identified through penetration testing and vulnerability scanning. Develop and implement proactive systems monitoring and alerting. Provide coaching and advice to other areas of IT to help ...

Cyber Security Analyst

Hiring Organisation
Reed Technology
Location
Liverpool, Merseyside, United Kingdom
Employment Type
Permanent
Salary
£25000 - £28867/annum
security alerts through the CSOC. Support cyber incident investigation and resolution. Assist with Cyber Essentials Plus and security compliance activities. Support phishing simulations and penetration testing. Work with Microsoft security technologies, including Defender and Intune. Provide support across cyber operations and wider IT service delivery. Experience: Interest in cyber ...

Pen Testing Specialist - Hybrid UK Security Consultant

Location
Milton Keynes, England, United Kingdom
Citation Cyber is a leading UK cyber security consultancy delivering penetration testing, certification, consultancy, training and managed security services to organisations across sectors. As a CHECK provider and CREST member, the team delivers a broad range of security assessments, reports and remediation advice while supporting professional development ...

Penetration Tester - Security Consultant (Hybrid UK)

Location
Watford, England, United Kingdom
Citation Cyber is seeking a Security Consultant to join our penetration testing team on a hybrid UK basis. You will deliver a range of technical security assessments across client environments, identifying vulnerabilities and strengthening cyber resilience. The role requires practical experience in infrastructure and web app pentesting, strong ...

Remote Web App Pen Tester — Security Consultant II

Location
United Kingdom
NetSPI Inc. is seeking a Security Consultant II to perform web application penetration testing and identify vulnerabilities in client environments across APIs and apps. You will create actionable reports, collaborate with clients to improve security posture, and stay current with industry best practices. This role requires strong communication … rigorous testing, and willingness to travel up to 5-10% as needed while working from a remote UK location. #J-18808-Ljbffr ...

Business Development Manager - Systems Integrator

Location
Greater London, England, United Kingdom
opportunities. Requirements Proven experience in business development within the cyber security industry. A strong understanding of security solutions and services (e.g. managed SOC, GRC, penetration testing, compliance frameworks). A consultative, problem-solving approach to uncovering customer needs and delivering value. Excellent communication and negotiation skills, with ...

Lead Software Engineer

Location
London, United Kingdom
/CD, Git and modern DevOps practices Experience working with relational databases and data modelling Understanding of application security, including SAST, DAST and penetration testing Previous experience leading, mentoring or technically guiding other engineers A strong understanding of Agile/DevSecOps ways of working The technical stack C# ...

Lead Software Engineer

Hiring Organisation
Anson Mccade
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
/CD, Git and modern DevOps practices Experience working with relational databases and data modelling Understanding of application security, including SAST, DAST and penetration testing Previous experience leading, mentoring or technically guiding other engineers A strong understanding of Agile/DevSecOps ways of working The technical stack C# ...

AI Red Team Engineer

Location
Greater London, England, United Kingdom
Strong experience with AI coding agents, extensive use of, comparison of, or direct development of frontier coding agents. Experience designing and executing structured adversarial testing campaigns Strong Python programming skills Strong written communication as you will produce publications and campaign write-ups that need to be clear and credible … haves Familiarity with AI safety concepts, particularly agent-related risks Experience with LLM-as-a-judge setups or AI monitoring more broadly Background in penetration testing, CTFs, or computer security more broadly. We want to emphasize that people who feel they don't fulfill all of these characteristics ...

Senior Offensive Cybersecurity Consultant | Hybrid

Location
Greater London, England, United Kingdom
seeking an enthusiastic Cyber Security Consultant to join our growing consulting team. You will deliver offensive security services including digital footprint reconnaissance, social engineering, penetration testing and vulnerability assessments for high profile clients across all industries. You’ll benefit from coaching, career mentoring, and a structured career pathway ...

Operational Cyber Researcher

Location
London, United Kingdom
identifying vulnerabilities and prioritise avenues of research that will deliver the most value to our customers. Have a working knowledge of vulnerability assessment or penetration-testing techniques. What we are looking for Familiarity with a variety of tools (e.g. IDEs, debuggers, source control, Ghidra, FRIDA, Wireshark ...

Operational Cyber Researcher

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
identifying vulnerabilities and prioritise avenues of research that will deliver the most value to our customers. Have a working knowledge of vulnerability assessment or penetration-testing techniques. What we are looking for Familiarity with a variety of tools (e.g. IDEs, debuggers, source control, Ghidra, FRIDA, Wireshark ...

Operational Cyber Researcher

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
identifying vulnerabilities and prioritise avenues of research that will deliver the most value to our customers. Have a working knowledge of vulnerability assessment or penetration-testing techniques. What we are looking for Familiarity with a variety of tools (e.g. IDEs, debuggers, source control, Ghidra, FRIDA, Wireshark ...

Senior Red Team Engineer – Web Security (Hybrid UK)

Location
City Of London, England, United Kingdom
seeking an experienced Red Team Engineer. This role focuses on web platforms and requires outstanding skills in ethical hacking and penetration testing. The ideal candidate will execute security assessments and collaborate with teams to enhance security measures. This position offers a hybrid work environment, performance bonuses, and various employee ...

DevSecOps Engineer - Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
optimize internal tooling to allow the Development team to move faster and remain agileOwn, maintain and improve all aspects of the Security processesMonitoring, testing, auditing, and regulatory compliance systems within the company to communicate risk in a manner that will inform business decisionsManage internal Cybersecurity training tools and regular … training campaignsIdentify threats by conducting continual monitoring, penetration testing, vulnerability assessments as well as keep audit logs analysis and implement remedial actionsDevOps Engineers must have:2:1 or above Hons. degree or equivalent in mathematics, computer science or comparable scientific discipline. Have working experience of Infrastructure automation, ideally ...

AI Software Engineer

Hiring Organisation
Infosec
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
client, a leading technology business specialising in cybersecurity and penetration testing, is seeking an AI Software Engineer to join its permanent, fully remote team in the UK. This senior-level role focuses on building intelligent AI agents that can plan, reason, operate security tooling and identify exploitable vulnerabilities ...

Senior API Security Analyst - OAuth & JWT Expert (Remote)

Location
Greater London, England, United Kingdom
fast-growing technology firm in the UK is seeking a Senior Offensive Security Analyst to focus on API security and perform penetration testing on web applications. The ideal candidate will have deep expertise in OAuth, JWT, and a strong background in identifying security weaknesses. This fully remote role ...

AI Software Engineer — Autonomous Security & PenTesting (Remote)

Location
Greater London, England, United Kingdom
Matchtech is seeking an AI Software Engineer for a permanent remote role in the UK. You will design and deploy AI agents that automate penetration testing, build sandboxed lab infrastructure with Docker/Kubernetes, and deliver AI features from design through production with guardrails. The role emphasizes security ...

Cyber Security Solutions Lead – Mid‐Market (Remote)

Location
United Kingdom
drive revenue growth through existing accounts and new business development. The ideal candidate will have demonstrable experience in selling cyber security services, particularly penetration testing. You'll work with C-suite clients and manage the sales cycle from initial engagement to closing deals, ensuring client retention and satisfaction. #J ...

Remote UK Red Team Operator - Advanced Adversary Emulation

Location
United Kingdom
role with a leading global bank. The position focuses 80% on technical red teaming and 20% on physical red teaming, shifting away from conventional penetration testing. You will design and execute realistic attack simulations, develop tools, payloads and custom apps while researching and bypassing controls to mimic advanced adversaries. ...

Remote Web Security Engineer — Offensive Security & JS

Location
Greater London, England, United Kingdom
seeking a Web Security Engineer to collaborate with the web development team and dominate offensive security across web-based applications. You will perform penetration testing, reverse engineering and vulnerability assessments, identifying risks and guiding developers to build secure, resilient software from the ground up. You can work from ...

Security Engineer

Location
Greater London, England, United Kingdom
cloud and product security posture as we scale. You’ll work across our AWS and Cloudflare estate, harden our secure SDLC, run pen testing efforts end‐to‐end, and threat‐model the features powering our connectors, OAuth flows, and agent execution paths. It’s a hands‐on, DevSecOps‐heavy … blocking standards across every repository. Harden our AWS and Cloudflare estate: IAM, secrets, network segmentation, KMS, WAF, GuardDuty, and zero‐trust patterns. Run pen testing end‐to‐end: scope and coordinate engagements with both AI‐driven scanners and human researchers, then drive findings through fix and retest. Threat‐model ...

Senior PHP / Laravel Full-Stack Developer

Location
United Kingdom
Senior PHP/Laravel Full-Stack Developer Pen Test Partners works with clients globally, providing cyber security consultancy and testing services. We work across some of the most cutting-edge industries, including Automotive, Aerospace, and Maritime. With over 120 employees spanning pen testing, consultancy, digital forensics, sales … application stack (nginx, MariaDB, PHP-FPM, queues, caches); OS-level administration is handled separately Git and Bitbucket/Atlassian toolchain (Jira, Confluence, Bitbucket Pipelines) Testing – PHPUnit, ideally Dusk Significant AI-assisted development experience — Cursor or equivalent, using AI to build specs, write code, and review code. You should ...

Compliance Engineer - Connected Products

Hiring Organisation
Nusku
Location
City Of Bristol, England, United Kingdom
development lifecycle, with a particular focus on software-controlled products, embedded controllers, connectivity and cybersecurity. Working closely with our software, electronics, controls, hardware, testing and manufacturing teams, your responsibilities will include: Identifying applicable legislation, standards and certification requirements and translating them into clear product, software and hardware requirements. Developing … firmware, controller, electronics and connected-product designs to identify compliance and cybersecurity risks early in development. Planning, coordinating and carrying out verification and compliance testing, both in-house and with external test laboratories. Coordinating safety, EMC, RF and cybersecurity assessments, ensuring that testing and supporting evidence meet ...