Lead Platform Engineer

Primis; United Kingdom; Remote; GBP 85,000 - 120,000; Full time

Benefits offered by this job

7% annual bonus

Fully remote working

Home office set up budget

5% Employer pension

45 Days Holiday + Bank Holidays

Up to £5000 for certifications and培训

Job summary

Primis is seeking an experienced Senior Platform Engineer to join a fast-moving, collaborative team. The role focuses on designing a private platform that spans data centres, private/public clouds, handling runtime, identity, secrets, edge observability, and recovery.

You will work across Systems, Network, Reliability and DevOps to enable AI-driven development and scalable platforms. The job covers DNS, PKI, mTLS at scale, API-driven policies, and security across on-prem and cloud environments.

Qualifications

• Experience designing secure hosting platforms for multi-cloud environments.
• Experience across on-prem, private and public clouds.
• Strong knowledge of DNS, DNSSEC, PKI, and mTLS.

Responsibilities

• Platform architecture across secure hosting on-prem, private cloud, OCI, AWS and Azure.
• Designing and running DNS including DNSSEC and traffic via Cloudflare.
• Identity and directory migrations (AD to Entra ID).
• Design and run the certificate authority on HashiCorp.
• Move from hardware rules to API-driven policies.
• Build software driving DNS, load balancers, firewalls, service discovery and cloud APIs.
• Public, private and hybrid cloud experience.

Skills

Platform architecture

DNS/DNSSEC

Identity management

PKI/mTLS

Cloud experience

C#/Java/Go

Networking

Security practices

Tools

N/A

Job description

Are you an experienced Senior Platform Engineer ready for a step up, or already a Principal or Lead and looking for an exciting new opportunity to join a fast moving and collaborative team? The platform is built by the Platform Engineering Department and runs the secure hosting core for every product developed by the Software Engineering Teams.

Its a private platform which runs across Data Centres, private cloud and public cloud. This covers runtime, network, identity, secrets, edge observability and recovery. The Software Engineering team's are very much AI focused to enable faster development and your role will be to design the platform and write the software running it.

Youll be working across Systems, Network, Reliability and Performance, IS Engineers and DevOps.

What will you be doing?

• Platform architecture across secure hosting on-prem, private cloud, OCI, AWS and Azure
• Designing and running DNS inc. DNSSEC and accepting traffic via Cloudflare
• Identity and directory migrating from AD to Entra ID
• Design and run the cert authority on HashiCorp
• Moving from hardware rules to an API driven policy
• Building software driving DNS, Load Balancers, Firewalls, Service Discovery and Cloud through their APIs
• Public, private and hybrid cloud experience
• DNS, authoritative and recursive DNA, DNSSEC, split horizon
• Public Key Infrastructure, CA hierarchy design, mTLS at scale
• Network security with TCP/IP, Load Balancing, firewalls
• Software engineering expertise in C#, Java, Go. Rust or any other statically typed language

Benefits Package:

• 7% annual bonus
• Fully remote working
• Home office set up budget
• 5% Employer pension
• 45 Days Holiday + Bank Holidays
• Up to £5000 for certifications and training per year