Senior Information Security Consultant (QSA)

Protection Group International; City Of London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A global consultancy in the UK is seeking an experienced Information Security Consultant to support clients in achieving PCI DSS compliance and improving information security practices. The ideal candidate will have strong relationship management skills and QSA accreditation, with a focus on mentoring junior staff and driving compliance improvements. The role emphasizes diversity and collaboration within a global context.

Qualifications

• Minimum of 2 years of experience performing PCI DSS compliance consultancy.
• Experience in conducting risk assessments and cyber security maturity evaluations.
• Familiarity with regulatory compliance and risk management best practices.

Responsibilities

• Provide expert guidance to clients for compliance and security improvements.
• Lead PCI DSS compliance consultancy, performing assessments and remediation.
• Mentor junior team members and oversee project delivery quality.

Skills

Relationship management

Information Assurance consultancy

Strong communication

Solutions-oriented mindset

Time-management skills

Education

Qualified Security Assessor (QSA)

Tools

PCI DSS

NIST CSF

Job description

Information Security Consultant (QSA)

PGI is a global consultancy that helps organisations build digital resilience. We deploy our people to implement solutions on behalf of clients or to support them in developing their own capabilities. Our vision is a world resilient to digital threats and online harm. To achieve this, we need to grow our team of talented and passionate people.

Our consultants help clients to ensure the confidentiality, integrity, and availability of their organisation's data and information. As well as implementing technical controls, we recommend processes and procedures, which have an equally important role in limiting risk. We support our clients to achieve and maintain information security standards and frameworks, including ISO 27001, and PCI DSS

What you’ll be doing:

• Provide expert guidance to clients, supporting both pre‑sales and delivery, and establishing trusted advisor relationships to drive compliance and security improvements.
• Lead and deliver hands‑on PCI DSS compliance consultancy, performing assessments, gap analyses, and remediation strategies tailored to client needs.
• Act as a subject‑matter expert in PCI DSS compliance and Governance, Risk, and Compliance (GRC), advising clients on regulatory compliance, risk management, and information security best practices.
• Contribute to PGI’s consultancy growth by aligning services with emerging trends and industry standards. Drive PGI’s accreditations and assist with maintaining ISO 27001, PCI DSS and data protection compliance.
• Mentor junior team members, contribute to the recruitment process, and oversee third‑party relationships to ensure project profitability and delivery quality.
• Stay ahead of industry trends, emerging security threats, and best practices to maintain professional growth and continuously improve PGI’s consultancy offerings.

On Day One, You’ll Bring:

• Proven relationship management skills and experience in Information Assurance consultancy.
• Qualified Security Assessor (QSA) experience with valid PCI‑DSS QSA accreditation with a minimum of 2 years of experience performing PCI DSS compliance consultancy.
• Familiarity with PCI DSS and NIST CSF
• Experience in conducting risk assessments, cyber security maturity evaluations, and remediation strategies.
• Strong communication skills, able to present to clients and senior stakeholders.
• A collaborative, solutions‑oriented mindset with excellent time‑management skills.

Key Abilities:

• Engage directly with clients, solving problems and escalating when necessary.
• Plan and quote for simple client engagements or projects.
• Write proposals, business cases, and manage quality control of deliverables.
• Mentor team members and hire for junior roles.
• Manage third‑party relationships, workload, and project profitability.
• Review and oversee third‑party work, set expectations, and delegate responsibilities.
• Support career development within the team and align performance with PGI standards.

Diversity

We're a British company that gets to work on a global scale. What makes us stand out? The amazing diversity of our team! In our line of work, the problems we tackle are anything but ordinary and so require fresh perspectives and unique solutions from every corner of our team. By making sure our workforce is diverse, equitable, and inclusive, we're able to hold true to our values that enable every member of the team to thrive, while delivering novel solutions to novel problems.

Accessibility

We understand that everyone has unique needs, so we're all about making things easier for you. Whether it's overcoming physical or non-physical obstacles at work, we're here to help and are committed to implementing reasonable and relevant mitigations.