risk and impact of discovered vulnerabilities. Requirements: 5+ years of hands-on experience in applicationsecurity and secure software development. Strong knowledge of secure coding practices and common vulnerabilities (OWASP) Experience with SAST, DAST, and IAST tools and integrating them into CI/CD pipelines. Ability to work closely with engineers to drive adoption of security best practices across teams. More ❯
ll come with hands-on experience with AWS and Cloudflare and be comfortable working with Infrastructure as Code tools like Terraform. A strong understanding of common vulnerabilities and the OWASP Top 10 is essential, as is the ability to write and review code in Python, Scala or Go. Working on mobile-first platforms will also be a big plus. This More ❯
London, England, United Kingdom Hybrid / WFH Options
TSB Bank
on-premise and cloud estate. What you’ll bring A significant level of recent experience in offensive/defensive techniques and awareness of any open-source framework such as OWASP, CVSS etc. Recently took lead in the delivery and maintenance of networking and network security devices both on premise and in corresponding capabilities in cloud service providers. A good depth More ❯
security protocols Highest level of technical expertise in cybersecurity, including deep familiarity with relevant penetration and intrusion techniques and attack vectors Familiarity with the OpenWebApplicationSecurityProject (OWASP) top 10 vulnerabilities Rate & Duration: £550 - £600 per day 6 Months Penetration Tester - £550 - £600 Per Day – London (Hybrid) – 6 Months - Financial Services More ❯
security protocols Highest level of technical expertise in cybersecurity, including deep familiarity with relevant penetration and intrusion techniques and attack vectors Familiarity with the OpenWebApplicationSecurityProject (OWASP) top 10 vulnerabilities Rate & Duration: £550 - £600 per day 6 Months Penetration Tester - £550 - £600 Per Day – London (Hybrid) – 6 Months - Financial Services More ❯
uncover and exploit complex business logic flaws. Core Responsibilities Plan and execute penetration testing engagements on diverse application types (web, API, thick client, mobile) adhering to industry best practices (OWASP, PTES) and Wilbourne’s established processes. Conduct in-depth source code reviews to uncover potential security flaws and business logic vulnerabilities. Identify and exploit a broad spectrum of vulnerabilities, demonstrating … . Proven experience in identifying and exploiting a wide range of vulnerabilities (SQLi, XSS, CSRF, business logic flaws, etc.). Strong understanding of web and mobile applicationsecurity principles (OWASP Top 10, secure coding practices, mobile security considerations), application flows, and the ability to translate that knowledge into actionable testing strategies. Sound like your next challenge? Then apply today! #J More ❯
Role: Penetration Tester Location: London Salary: £45k - £60k Work Pattern: On-Site For 3 Months and Then 3 Days On-Site/2 Days WFH Skillset: OWASP, Cloud Platforms, SSL/TLS Summary An elite security consultancy has a brand new role for an experienced Penetration Tester to join their team. The role is being offered on a permanent basis … security assessments Conduct API, cloud and infrastructure pen tests Provide post-test support Assist with the development of junior team members Essential Experience 3-5 Years Previous Testing Experience OWASPWeb Applications Testing Methodology SSL/TLS , HTTP Cloud Platforms OSI Model Benefits Annual Training and Development Plans Regular Performance Reviews Industry Events and Conferences Hybrid Working After Probation Period … to avoid disappointment. Role: Penetration Tester Location: London Salary: £45k - £60k Work Pattern: On-Site For 3 Months and Then 3 Days On-Site/2 Days WFH Skillset: OWASP, Cloud Platforms, SSL/TLS Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data More ❯
London, England, United Kingdom Hybrid / WFH Options
Oscar Technology
mobile applicationsecurity assessments Conduct API, cloud and infrastructure pen tests Provide post-test support Assist with the development of junior team members 3-5 Years Previous Testing Experience OWASPWeb Applications Testing Methodology OSI Model Annual Training and Development Plans Regular Performance Reviews Industry Events and Conferences Apply Now! If you are an experienced Penetration Tester and you are More ❯
analysis About You Proven experience in penetration testing and red teaming (internal, external, app, cloud, etc.) Strong understanding of attacker TTPs and detection evasion Familiarity with frameworks such as OWASP , MITRE ATT&CK , and NIST Experience with C2 frameworks (e.g., Cobalt Strike, PoshC2, Sliver) Certifications such as OSCP, CRTO, OSEP, or CREST CRT preferred (but not required) Seniority level Seniority More ❯
London, England, United Kingdom Hybrid / WFH Options
Corriculo
are thought through Experience testing Mobile Applications, REST APIs and UIs Experience in Automated Testing would be a plus, ideally including excellent knowledge of Postman Any experience with Gatling, OWASP ZAP and Docker/Kubernetes is also beneficial So What’s Next? If you are a Software Tester currently, or looking to harness your career in this direction, and would More ❯
London, England, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
hands-on staff engineer or technical lead · 4+ years’ experience in either PHP/React Native/React/Golang Experience in leading multiple software projects · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design and how to best approach More ❯
organization •Scoping and managing penetration testing activities •Building and leading effective security teams Excellent technical expertise in: •Application and infrastructure security principles •Frameworks & methodologies such as CVSS, CIS Benchmarking, OWASP Beneficial qualifications include: •CISSP •CISA At WTW, we believe difference makes us stronger. We want our workforce to reflect the different and varied markets we operate in and to build More ❯
East London, London, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
interested in speaking with you. Can you deliver... Here's what we're looking for from our Golang/PHP expert... · 2+ years of Golang experience · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
interested in speaking with you. Can you deliver... Here's what we're looking for from our Golang/PHP expert... · 2+ years of Golang experience · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
interested in speaking with you. Can you deliver... Here's what we're looking for from our Golang/PHP expert... · 2+ years of Golang experience · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
West End of London, England, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
interested in speaking with you. Can you deliver... Here's what we're looking for from our Golang/PHP expert... · 2+ years of Golang experience · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
hands-on staff engineer or technical lead · 4+ years’ experience in either PHP/React Native/React/Golang Experience in leading multiple software projects · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
City of London, England, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
interested in speaking with you. Can you deliver... Here's what we're looking for from our Golang/PHP expert... · 2+ years of Golang experience · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
hands-on staff engineer or technical lead · 4+ years’ experience in either PHP/React Native/React/Golang Experience in leading multiple software projects · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
interested in speaking with you. Can you deliver... Here's what we're looking for from our Golang/PHP expert... · 2+ years of Golang experience · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
hands-on staff engineer or technical lead · 4+ years’ experience in either PHP/React Native/React/Golang Experience in leading multiple software projects · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
East London, London, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
hands-on staff engineer or technical lead · 4+ years’ experience in either PHP/React Native/React/Golang Experience in leading multiple software projects · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
Greater London, England, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
hands-on staff engineer or technical lead · 4+ years’ experience in either PHP/React Native/React/Golang Experience in leading multiple software projects · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
hands-on staff engineer or technical lead · 4+ years’ experience in either PHP/React Native/React/Golang Experience in leading multiple software projects · Cloud Infrastructure – AWS · OWASP and/or Similar webSecurity · Rest API’s, GraphQL, gRPC · Building microservices and associated APIs · Microservice/Event Driven Design - An understanding of the complexities with event-driven design More ❯