Senior Site Reliability Engineer

Academic Key; Greater London; Hybrid; GBP 90,000 - 140,000; Full time

Benefits offered by this job

Flexible work (WFH/office/mix)

Private healthcare

Gym discounts

Wellbeing programs

Job summary

Prima is seeking a Senior Site Reliability Engineer in London. You will join the Infrastructure team to design, build, and operate reliable, scalable systems, define SLOs/SLIs, and collaborate with software engineers on reliability improvements.

You’ll drive automation for infrastructure, participate in incidents, and implement blameless post-incident reviews with concrete code changes. A strong AWS/Kubernetes background and Python skills are desired.

Qualifications

• Hands-on SRE experience with production systems.
• Strong AWS, Kubernetes and networking knowledge.
• Infrastructure as Code and automation focus.
• Experience with incident response and RCAs.
• Familiarity with regulated or security-aware environments is a plus.

Responsibilities

• Design, build and operate reliable, scalable systems with defined SLOs/SLIs.
• Develop automation for infrastructure and workflows to reduce toil and MTTR.
• Lead incident response and post-incident reviews with code-backed fixes.

Skills

SRE practices

AWS

Kubernetes

Python

Observability

Microservices

Automation

Tools

Pulumi

Terraform

RabbitMQ

Kafka

PostgreSQL

Redis

Datadog

PySpark

Job description

Senior Site Reliability Engineer

Are you looking for a new challenge? Fancy helping us shape the future of motor insurance? Prima could be the place for you. Since 2015, we’ve been using our love of data and tech to rethink motor insurance and bring drivers a great experience at a great price. Our story began in Italy, where we’ve quickly become the number one online motor insurance provider. In fact, we’re trusted by over 5 million drivers. And now we’re expanding to help millions more drivers in the UK and Spain. To help fuel that growth, we need a Senior Site Reliability Engineer (SRE) to join our Infrastructure team. This team is the beating heart of Prima. You’ll be joining over +350 engineers across software development, infrastructure, operations and security. Fueled by curiosity, experimentation and collaboration, you’ll help deliver scalable, impactful solutions that shape the future of insurance.

Prima · London

Abroad London Permanent Employment

What you’ll do

• Hands-on Reliability & System Engineering: Design, build, and operate reliable and scalable systems by defining and monitoring SLOs/SLIs, working directly on production infrastructure, and collaborating closely with software engineers on system design and reliability improvements
• Automation, Operations & Incident Response: Actively develop automation for infrastructure and operational workflows to eliminate toil and reduce MTTR, participate in and lead incident response, and drive blameless post-incident reviews with concrete follow-ups implemented in code and tooling
• Performance, Capacity & Security: Continuously analyze and optimize system performance and cost, provide data, insights, and recommendations to inform capacity planning, and support security best practices through hands-on vulnerability remediation and threat mitigation

What we’re looking for

• SRE & Cloud Engineering: Hands-on experience with SRE practices in production, strong AWS expertise, Kubernetes, networking, DNS, and Infrastructure as Code (Pulumi preferred, Terraform a plus)
• Automation & Software Engineering: Demonstrate strong software engineering fundamentals with an emphasis on code quality and maintainability. This includes solid Python proficiency and deep knowledge of the Python ecosystem (testing, debugging, packaging) and a consistent focus on writing clean, well-structured, and maintainable code
• Reliability, Data & Operations: add stakeholder engagement and mentoring e.g. lead incident response and RCAs, improve system reliability, and engage stakeholders to propose solutions, share learnings, and mentor others
• Nice-to-Have Regulated Environments & Security: Experience operating in highly regulated industries (e.g. Insurance, Banking, Healthcare), managing sensitive data, and supporting secure networking setups, including exposure to security technologies such as Cloudflare
• Distributed Systems & Microservices: Strong understanding of microservices architectures, their principles and trade-offs, with the ability to troubleshoot and maintain distributed systems and supporting technologies (RabbitMQ, Kafka, PostgreSQL, Redis)
• Observability, Data and MLOps: Hands-on experience with Datadog for platform and application monitoring, performance optimisation, and solid fundamentals in database structures and operational troubleshooting. Hands-on experience with PySpark and familiarity with MLOps practices including model registries, versioning, retraining workflows, and deployment lifecycles

Why you’ll love it here

• Work Your Way: Enjoy full flexibility – work from home, the office or a mix of both. Plus, work from anywhere for up to 30 days a year.
• Grow with us: We may move fast at Prima, but we move together. Get access to learning resources, mentorship and a growth plan tailored to you.
• Thrive and perform: Your best work begins when you feel your best. Enjoy private healthcare, gym discounts, wellbeing programs and mental health support.

At Prima, we celebrate uniqueness. If you don’t meet every requirement but are passionate about this role, we still want to hear from you. Innovation thrives on diverse perspectives. Prima is proud to be an equal opportunity employer.

Need accommodations during the process? Email us at -----

Let’s build the future of insurance, together.