Cyber Security Specialist - PKI

Cyber Security Specialist - PKI Team

Salary circa £55,000

Location: Leeds, Sheffield, Norwich, York, Bristol.

Are you passionate about cyber security and protecting critical business services?

Join Aviva's Cyber Protection team and play a key role in helping to keep our customers, colleagues, and business secure.

You'll be part of a dedicated team responsible for managing and enhancing the cryptography services that underpin data security in our estate.

This could be the perfect role if you have hands‑on Public Key Infrastructure (PKI) experience, enjoy working with customers to solve security challenges, and want to develop your expertise across key management and deliver certificate automation within a large organisation.

A bit about the job:

As a Cyber Security Specialist in the PKI team, you'll help delivery and govern Aviva's encryption capabilities by maintaining a secure and reliable operational service, while helping identify and reduce cyber security risks across the business.

We're looking for someone with hands‑on PKI knowledge, particularly around certificate automation, and a strong interest in data protection. You'll work closely with technical teams, suppliers and stakeholders across Aviva, helping us strengthen our security controls and prepare for future cryptographic challenges and opportunities.

You’ll also bring strong communication and problem‑solving skills, with the confidence to engage with stakeholders and explain technical concepts in a clear and practical way.

Skills and experience we're looking for:

• Experience working in a Cyber Security operations, understanding fundamental cryptography principles, such as key handling processes, segregation of duties and split‑knowledge controls.
• Experience delivering and managing PKI services, using a Certificate Lifecycle Management platform.
• Strong stakeholder management skills, with the ability to communicate effectively, solve problems, create clear documentation and present confidently to a range of audiences.
• Good understanding of cyber security standards and frameworks, alongside knowledge of security incident response and cyber risk management.
• Experience automating using scripts, with knowledge of certificate automation capabilities, such as ACME, being beneficial.

What you'll get for this role:

Our purpose, with you today, for a better tomorrow, is a promise we make to our colleagues too. And one of the ways we live up to that promise is by investing in you.

• Salary circa £55,000 (depending on location, skills, experience and qualifications)
• Bonus opportunity of 10% of annual salary. Actual amount depends on your performance and Aviva's results
• Generous pension scheme. For example, if you put in 8%, Aviva adds 14%
• 29 days holiday plus bank holidays, with the option to buy or sell up to 5 additional days
• Aviva-funded Private Medical Benefit to help you get expert support when you need it
• Up to 40% discount on Aviva products and access to a range of retailer discounts
• Up to £1,200 of free Aviva shares per year through our Matching Share Plan and the opportunity to join our Save As You Earn scheme
• Supportive policies including parental and carer's leave
• Flexible benefits to suit you, including sustainability options such as cycle to work
• Three paid volunteering days to support causes that matter to you
• Wellbeing support and tools to help you be at your best

Take a look to learn more. Put a salary into this calculator to see what your total Aviva Reward could be.

Aviva is for everyone:

• We’reinclusive and welcome everyone - we want applications from all backgrounds and experiences.
• Excited but not sure you tick every box? Even if youdon’t, we would still encourage you to apply. We also consider all forms of flexible working, including part time and job shares.
• We flex locations,hoursand working patterns to suit our customers, business, and you. Most of our people are smart working - spending at least 50% of theirtime in our offices every week - combining the benefits of flexibility, with time together with colleagues.
• To find out more about working at Aviva take a look here

We’dlove it if you couldsubmityour application online. If yourequirean alternative method of applying, please give Kirthi a call on or send an email to

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