Principal AWS Platform Engineer

Permanent
Location: London (hybrid – 1 day per week onsite)
Salary: £90,000-£120,000 (plus bonus and share options)
Industry: Consultancy
SC Eligibility Required

About the Client

Our client is a specialist cloud and platform engineering consultancy and product organisation, supporting organisations on their journey to cloud and DevOps maturity. They design and deliver modern cloud platforms that enable engineering teams to build, deploy, and operate software securely, reliably, and at scale.

Working across both public and private sector environments, they help organisations establish strong platform foundations through automation, governance, and developer enablement. Their focus is on long-term platform evolution, large-scale transformation, and embedding modern engineering practices that balance speed with resilience and security.

How you’ll spend your day

As an AWS Principal Platform Engineer, you’ll operate in a senior technical leadership capacity across multiple platform engineering engagements. You’ll work hands-on while also shaping technical strategy, influencing standards, and guiding teams through complex cloud and DevOps challenges.

Key responsibilities include:

• Leading the design and delivery of scalable, resilient, and secure cloud platforms
• Working directly with customers to define and execute cloud and DevOps adoption strategies
• Providing technical leadership across large, complex public cloud programmes
• Shaping early-stage solution design and selecting appropriate cloud-native technologies
• Leading and mentoring platform engineers and consultants, setting best practices and standards
• Driving modern DevOps and platform engineering approaches across delivery teams
• Engaging in pre-sales and bid activity, contributing technical insight and direction
• Staying current with emerging technologies and contributing to internal and external knowledge sharing
• Influencing reusable patterns, tooling, and standards applied across multiple client engagements

What you’ll bring to this role

This role suits a senior platform engineer or architect who enjoys combining hands-on engineering with leadership, consultancy, and technical strategy.

You’ll bring:

• Expert-level experience designing and delivering cloud platforms in AWS (multi-cloud exposure beneficial)
• Deep knowledge of infrastructure as code and automation (Terraform, CloudFormation, scripting)
• Strong experience with Kubernetes and managed container platforms such as EKS
• Advanced understanding of CI/CD, containerisation, and modern DevOps practices
• Expertise in AWS networking design (VPCs, load balancing, VPNs, Transit Gateway)
• Proven experience leading large, complex cloud initiatives end to end
• Strong people leadership skills, with experience mentoring engineers and leading teams
• Confidence working with enterprise clients in customer-facing or consulting environments
• Ability to communicate complex technical concepts to a range of stakeholders
• A mindset of continuous learning and contribution to wider engineering communities

Highly desirable:

• AWS professional-level certifications (e.g. Solutions Architect Professional, Advanced Networking – Specialty)
• Kubernetes certifications (CKA, CKSS)
• Experience contributing to pre-sales, bids, or solution shaping activities

Perks & Benefits:

• 10% Bonus
• 10% Share Options
• Flexible working with core hours (10am–4pm)
• Hybrid model
• 25 days’ holiday plus bank holidays, plus an extra day for your birthday
• Enhanced maternity and paternity leave
• Private healthcare (with family cover options)
• Pension with salary sacrifice
• Cycle to Work and Electric Car schemes
• £1,000 annual learning budget
• Mental health support, therapy access and wellbeing resources
• MacBook Pro provided
• Dog-friendly office, casual dress, regular socials and team events

What happens next?

One of our Recruitment Consultants will be in touch and inform you if you’ve been successful to the next stage of the process or not, which is a qualification call where we will tell you more about the role and the client, and understand more about you, your experience and career aspirations.

Should we both wish to proceed, we will submit your details to the client and be in touch regarding the outcome and any further steps.

The interview process for this client consists of:

1. Discovery conversation with Talent Acquisition
2. Paired technical assessment with an Engineering team member
3. Technical deep dive with Practice Leadership
4. Competency-focused final interview with Engineering Leadership

Equal Opportunities

We are committed to providing equal opportunities for all candidates and welcome applications from individuals regardless of age, disability, gender identity, marital status, race, religion or belief, sexual orientation, or any other characteristic protected by law. As an employment agency for permanent and contract hires, we are dedicated to promoting a diverse and inclusive workforce, and we encourage applications from underrepresented groups to drive innovation and equality within the workplace.

Should you require any reasonable adjustments please let us know so we can accommodate for any interactions with us at Biometric Talent, but also inform the client to ensure reasonable adjustments are made to allow for a fair and equitable process.

How to Apply

To apply, please submit your CV and cover letter to sean.allen@biometrictalent.com