Job Description
Cryptography PKI & SSH Engineer – Knutsford (Hybrid) - 2 days a week on site.
Guide salary: ~45-70k / Annum + benefits & bonus.
A leading global financial institution is expanding its cryptography and secure‑access engineering function and is seeking an experienced PKI & SSH Engineer to help design, maintain and evolve mission‑critical security infrastructure.
This role suits someone who enjoys solving complex technical challenges, strengthening enterprise‑scale platforms, and contributing to a collaborative engineering environment focused on resilience, automation and secure‑by‑design principles.
The role:
* Designing, implementing and maintaining PKI, SSH and secure key‑management frameworks across a global banking environment
* Supporting and enhancing cryptographic services, secure connectivity, system hardening and Zero Trust integrations
* Analysing logs, incidents and system behaviour to identify root causes and drive long‑term stability
* Executing preventative maintenance, tuning monitoring tools and improving alerting, capacity and resiliency
* Driving automation across support activities to improve efficiency and reduce operational risk
* Participating in a 24/7 on‑call rotation to support urgent cryptographic or access‑related incidents
* Contributing to engineering strategy, risk mitigation, governance and continuous improvement initiatives
Experience required:
* Strong background in PKI, encryption standards, secure key management and SSH‑based access frameworks (Open to candidates from more generic security or IAM background too)
* Solid Unix/Linux/Windows system administration experience
* Ability to design and maintain secure communication architectures aligned with regulatory and banking security standards
* Experience with automation or scripting (Python, Go or similar)
* Strong networking and security troubleshooting skills
* Familiarity with ISO 27001, NIST, FIPS 140‑3 or similar security frameworks
* Excellent communication, analytical and problem‑solving skills
* Experience in large‑scale, highly regulated environments (Financial Services advantageous)
Please apply within if you match the criteria above and I’ll be sure to get in touch.