Security Assurance Lead

A Bit About Us

Gamma is a leading supplier of Unified Communications as a Service (UCaaS): we provide voice, data and mobile products and services to the UK, German, Spanish and Benelux business markets.

Gamma is expanding its UCaaS presence in Europe with a family of businesses focusing on digital automation, delivering Gamma-powered services to SME customers via a network of channel partners in Germany, Spain, and the Benelux region.

We are looking for a Security Assurance Manager to work closely with both our internal and external security teams/customers. This position plays a pivotal part in both internal security assurance delivery and customer-facing security engagement.

• Oversee, coordinate, and innovate elements of Gamma's internal Security Assurance programme (working closely with the Security Assurance Specialist).
• Support the Principal with customer-facing assurance, including security reviews, due diligence, and meeting customer security expectations.
• Lead on continuous improvement initiatives to evolve the assurance capability across Gamma Group.
• Act as a trusted partner to both internal stakeholders and customers by ensuring assurance activities are scalable, well managed, and aligned to Gamma's frameworks, controls, and strategic direction.

• Experience in Security Operations, Security Assurance, or an adjacent discipline.
• Understanding of security frameworks and standards (NIST CSF, ISO 27001, CIS, etc.).
• Experience contributing to or leading assurance programmes, risk management processes, or security reporting.
• Hands-on exposure to vulnerability assessment, configuration assessment, or control monitoring tooling.
• Familiarity with customer-facing assurance work (due diligence, audits, RFPs).
• Familiarity with legal contracts is desirable.
• Understanding of relevant legislation/regulation (Telecoms Security Act, NIS2) is desirable.
• Strong understanding of Enterprise IT and network technologies, cloud solutions, and service management practices (ITIL desirable).

• 25 days PTO + bank holidays
• Your birthday off
• Private Medical Insurance
• Electric Vehicle (EV) scheme
• Pension plan
• Enhanced maternity and paternity leave
• Share-save scheme

• We do not offer sponsorship
• No agencies please