Cyber Security Assurance Tester and IR Specialist
Listed on 2026-02-17
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IT/Tech
Cybersecurity, IT Consultant, Security Manager, Information Security
Cyber Security Assurance Tester and IR Specialist
Vacancy Name: Cyber Security Assurance Tester and IR Specialist
Employment Type: Full time
Location: St. Katharine Docks
Six Degrees is a leading secure, integrated cloud services provider, where everyone is welcome. We believe success lies in harnessing a truly diverse and inclusive culture.
Our business protects UK organisations with the goal of enabling them to operate effectively and securely in the cloud, by giving them secure platforms to innovate and grow. We support our customers on their digital transformation journey regardless of their maturity. Our vision is to be the UK’s number one provider of secure, integrated cloud services to the small to mid-size market.
Our Cyber Security Assurance team are one of the most experienced and highly qualified teams of penetration testers in the UK. The team is responsible for testing thousands of applications, systems, environments, and devices every year. The team routinely researches vulnerabilities, compiles threat intelligence, and assists clients in shoring up their data security.
The Internal Penetration Testing & Incident Response Specialist will be a key member of the Cyber Security Assurance team, responsible for proactively identifying, assessing, and mitigating security risks internally within the organisation. They will work under general supervision, handling both internal penetration testing activities and aiding incident response operations. The role requires a methodical and analytical approach to security testing, as well as the ability to act decisively in response to security incidents.
They will act as a subject matter expert for internal penetration testing and threat response, applying appropriate tools, techniques, and methodologies in accordance with relevant standards and legislation. The role requires close collaboration with internal teams, supporting security investigations, incident handling, and threat mitigation efforts. The Cyber Security Assurance Tester and IR Specialist will need to have experience in running common penetration testing types and managing complex incidents, including malware reversing, forensics, and log analysis.
You will need to be certified with the following certificates:
Cyber Scheme Team Member, CREST Registered Tester, CREST (CPIA), Intrusion Analyst (CRIA), CREST Certified Incident Manager (CCIM).
In the context of a broader security initiative, this role will serve as the internal component of the client-facing penetration testing team, reporting to senior management. Exceptional communication skills are crucial, as the individual will be responsible for producing clear and professional written reports, technical evaluations, and briefings for key stakeholders.
The individual will also focus on enhancing their knowledge in penetration testing, threat intelligence, and incident response, ensuring that testing methodologies and response strategies are in line with industry best practices. This position is ideal for a security professional who is proactive and adaptable, capable of integrating offensive security testing with swift responses to cyber threats within the organization.
Our Benefits:
In return for the passion our people bring to everything they do, we want them to enjoy a range of benefits that enrich their lives. We are a Real Living Wage employer, and through our additional employee benefits, we feel we’ve got something that will help everybody live their best life.
We recognise the immense joy and significance of family leave for our employees, which is why Six Degrees provides an enhanced maternity and paternity leave package. We’re also keen to support people with flexible working, so everyone can have the personal time they need whilst still doing great work here at Six Degrees.
We have some fantastic benefits on offer, including Private Medical Insurance, Life Assurance, a matched pension scheme, and 25 days holiday. As a happy birthday from Six Degrees, all employees get a day off for their Birthday.
Throughout the business, our people support causes and initiatives that are close to their hearts. That’s why we give…
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