Staff Engineer

Staff Engineer

Cardiff Full-Time 43200 - 72000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Lead and mentor engineers while driving technical excellence and innovation.
  • Company: Join Admiral, a diverse and inclusive company committed to a people-first culture.
  • Benefits: Enjoy 33 days holiday, share options, and flexible leave arrangements.
  • Why this job: Make a real impact in a supportive environment that values growth and collaboration.
  • Qualifications: Proven experience in engineering roles with expertise in React, NestJS, and cloud-native environments.
  • Other info: Recognised as a Great Place to Work for over 25 years, promoting equality and progression.

The predicted salary is between 43200 - 72000 £ per year.

The Staff Engineer provides technical leadership across the Value Stream and Capabilities, supporting architectural alignment, engineering best practices, and scalable delivery.

They collaborate closely with the Principal Engineer, Delivery Lead, Lead Product Owner, and Solution/Enterprise Architects to shape the technical roadmap, oversee the quality of engineering outputs, and support delivery of complex initiatives aligned to target architecture and engineering strategy.

As a champion of engineering excellence, the Staff Engineer drives the adoption of modern design patterns, cloud-native approaches, and continuous improvement initiatives, contributing to Admiral’s long-term technology goals. They also play a key role in mentoring and coaching engineers, supporting capability growth and ensuring consistency in practices across squads.

Main Duties

Leadership

  • Provide technical leadership and guidance to engineers across the Value Stream.
  • Mentor engineers within your area of expertise to support their technical growth.
  • Support the Principal Engineer and senior leadership team with technical risk management, strategy, and decision-making.
  • Help shape epics and technical deliverables in alignment with roadmap goals.
  • Own technical dependencies and contribute to planning cycles including Quarterly Alignment, Monthly Value Stream Planning, and Sprint Planning.

Implementation & Delivery

  • Contribute to the detailed design, engineering quality, and technical oversight of solutions delivered within the Value Stream.
  • Drive improvements to CI/CD pipelines, automation, testing practices, and secure delivery.
  • Lead on resolving technical constraints, blockers, and integration challenges.
  • Identify and address technical debt, ensuring sustainability and maintainability.
  • Oversee vulnerability management by promoting secure development practices and robust solution design.
  • Identify and implement continuous improvements to delivery and engineering processes.

Collaboration & Communication

  • Facilitate clear communication across squads and roles to ensure alignment and knowledge transfer.
  • Promote engineering values such as transparency, quality, openness, and productivity.
  • Collaborate with key technical stakeholders including Architecture, Information Security, Data Governance, and Heads of Capabilities.
  • Contribute to communities of practice, Chapter and Guild forums, and internal initiatives.

Experience Required

Technical Expertise

  • Proven experience in a Senior or Staff Engineer role, ideally within web and mobile application development.
  • Deep expertise in React and NestJS, including server-side rendering, state management, and API development.
  • Experience designing and operating micro frontend (MFE) architectures, including module federation and independently deployed pipelines.
  • Strong background in CI/CD practices, automated testing, and optimised deployment strategies.
  • In-depth knowledge of testing frameworks and strategies across unit, integration, E2E, and non-functional domains.
  • Extensive experience with cloud-native environments—preferably GCP and Azure.
  • Skilled in performance optimisation techniques such as caching, code splitting, lazy loading, and real-user monitoring.
  • Deep understanding of web and mobile security best practices, including OWASP guidelines, secure authentication and authorisation.
  • Experience with containerisation and infrastructure tools such as Docker, Kubernetes, Helm, and Terraform.
  • Familiarity with mobile frameworks such as Ionic Capacitor.
  • Desirable: Awareness or experience with Guidewire Software products (e.g. PolicyCenter, BillingCenter).

Behavioural Competencies

  • Strategic Thinking: Understands how technical decisions support broader business and platform goals.
  • Leadership & Mentorship: Actively mentors engineers, shares knowledge, and supports the development of others.
  • Collaboration: Works effectively across multiple squads, stakeholders, and functions.
  • Accountability: Owns engineering outcomes, promotes high standards, and ensures follow-through on technical commitments.
  • Problem Solving: Decomposes complex problems and drives practical, sustainable solutions.
  • Continuous Improvement: Seeks and drives opportunities to modernise practices, reduce friction, and improve delivery flow.
  • Security & Resilience Mindset: Promotes secure design and robust, scalable architecture.
  • Knowledge Sharing: Encourages documentation and collaboration to eliminate single points of failure and strengthen team resilience.

Please note, due to high volumes, application reviews may take up to 2 weeks

Admiral: Where You Can

We take pride in being a diverse and inclusive business. It\’s a place where you can Be You, and show up as you are. We’re committed to fostering a people-first culture where everyone is accepted, supported, and empowered to be brilliant. You can, Grow And Progress at a pace and direction that suits you, Make A Difference for our customers and each other, and Share in Our Future with all colleagues eligible for up to £3,600 of free shares each year after one year of service.

Everyone receives 33 days holiday (including bank holidays) when they join us, increasing the longer you stay with us, up to a maximum of 38 days (including bank holidays). You also have the option to buy or sell up to an additional five days of annual leave.

We’re proud of our people-first culture. In fact, we\’ve been recognised as a Great Place to Work for Women, a Great Place to Work for Wellbeing, and an overall Great Place to Work for over 25 years! We’re fully committed to making sure your progression is not slowed or halted by barriers related to race, gender, age, sexuality or any of the protected characteristics.

Our fantastic benefits make sure our colleagues have a great work-life balance; You can view some of our other key benefits here .

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Staff Engineer employer: Admiral Group plc

Admiral is an exceptional employer that champions a diverse and inclusive work environment, allowing you to be your authentic self while fostering a culture of growth and collaboration. With generous benefits such as 33 days of holiday, opportunities for share ownership, and a commitment to employee development, Admiral ensures that every team member can thrive both personally and professionally. Located in a vibrant area, the company not only prioritises work-life balance but also actively supports continuous improvement and innovation in engineering practices.
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Contact Detail:

Admiral Group plc Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Staff Engineer

✨Tip Number 1

Familiarise yourself with the latest trends in cloud-native technologies, especially GCP and Azure, as well as modern design patterns. This knowledge will not only help you during interviews but also demonstrate your commitment to staying current in the field.

✨Tip Number 2

Engage with communities of practice or forums related to React, NestJS, and CI/CD practices. Networking with professionals in these areas can provide insights into the role and may even lead to referrals.

✨Tip Number 3

Prepare to discuss your experience with mentoring and coaching engineers. Highlight specific examples where you've contributed to their growth, as this aligns closely with the leadership aspect of the Staff Engineer role.

✨Tip Number 4

Be ready to showcase your problem-solving skills by discussing complex technical challenges you've faced and how you resolved them. This will demonstrate your ability to handle the responsibilities outlined in the job description.

We think you need these skills to ace Staff Engineer

Technical Leadership
Mentoring and Coaching
Architectural Alignment
CI/CD Practices
Cloud-Native Development
React and NestJS Expertise
Micro Frontend Architectures
Automated Testing Strategies
Performance Optimisation Techniques
Web and Mobile Security Best Practices
Containerisation with Docker and Kubernetes
Infrastructure as Code with Terraform
Strategic Thinking
Collaboration Across Teams
Problem-Solving Skills
Continuous Improvement Mindset
Knowledge Sharing and Documentation

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights relevant experience and skills that align with the Staff Engineer role. Focus on your technical expertise in React, NestJS, and cloud-native environments, as well as any leadership or mentoring roles you've held.

Craft a Compelling Cover Letter: In your cover letter, express your passion for engineering excellence and how you can contribute to Admiral's long-term technology goals. Mention specific examples of how you've driven improvements in CI/CD pipelines or mentored engineers in previous roles.

Showcase Your Technical Projects: Include a section in your application that showcases key projects you've worked on, particularly those involving micro frontend architectures or automated testing. Highlight your problem-solving skills and any innovative solutions you've implemented.

Prepare for Technical Questions: Anticipate technical questions related to your expertise in web and mobile application development. Be ready to discuss your experience with performance optimisation techniques and secure development practices, as these are crucial for the role.

How to prepare for a job interview at Admiral Group plc

✨Showcase Your Technical Expertise

Be prepared to discuss your experience with React, NestJS, and cloud-native environments like GCP and Azure. Highlight specific projects where you've implemented modern design patterns or tackled complex technical challenges.

✨Demonstrate Leadership and Mentorship Skills

Share examples of how you've mentored other engineers or led teams in previous roles. Emphasise your ability to guide others and promote engineering best practices, as this is crucial for the Staff Engineer position.

✨Prepare for Problem-Solving Scenarios

Expect to be asked about how you approach complex problems. Prepare to discuss specific instances where you've decomposed a challenging issue and implemented sustainable solutions, showcasing your strategic thinking.

✨Communicate Clearly and Collaboratively

Since collaboration is key in this role, practice articulating your thoughts clearly. Be ready to discuss how you've facilitated communication across teams and contributed to knowledge sharing in past experiences.

Staff Engineer
Admiral Group plc
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  • Staff Engineer

    Cardiff
    Full-Time
    43200 - 72000 £ / year (est.)

    Application deadline: 2027-09-04

  • A

    Admiral Group plc

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