Senior Principal Platform Engineer (AWS)

Slalom Consulting

London

Senior Principal Platform Engineer | AWS | DevOps | Technical Leadership

London/Hybrid

Slalom is a global, human-centric business and technology consulting firm. We specialise in partnering with organisations that aspire to excellence, helping them tackle complex challenges and achieve transformative results through strategy, technology, and business transformation services. By prioritising people, Slalom creates a unique consulting experience, with a team of strategists and engineers delivering practical, end-to-end solutions that drive impactful outcomes for our clients. We empower people and organisations to dream bigger, move faster, and build better tomorrows for all.

Our Platform Engineering team builds the secure automation capabilities that enable our application teams and engineers to unveil their products to the world. Our goal is to create platforms that make products smart, secure, and fast, while minimising toil. We have an exciting opportunity for a Senior Principal Platform Engineer (AWS) to join our London practice.

Life as a Senior Principal Platform Engineer:

As a Senior Principal Platform Engineer at Slalom, you will be at the forefront of technological innovation, working with cutting-edge AWS and DevOps solutions to drive business transformation. You will be the go-to person for AWS and DevOps practices, collaborating with cross-functional teams to solve complex technical challenges and design architectures that meet the needs of our clients. As a thought leader, you will provide strategic direction and mentorship, fostering a culture of innovation and excellence. Your role will also be hands-on, leveraging your expertise in AWS and DevOps to accelerate platform and environment enablement for developers through automation and continuous improvement. Specifically, you will:

Lead in the design, implementation, and management of cloud infrastructure for products and platforms.
Work directly with clients and Slalom teams by leading the design and delivery of major components of a modern engineering solution.
Lead client conversations to understand their business requirements, present AWS and DevOps solutions, and ensure successful implementation and adoption strategy.
Be the solution ambassador for AWS cloud solutions, DevOps practices, product and platform architecture, related technologies, and their interdependencies.
Contribute to the development and maintenance of infrastructure-as-code (IaC) using Terraform.
Enhance CI/CD pipelines and automate deployment processes using DevOps tools such as Azure DevOps and Github Actions, as well as other tools like Jenkins or GitLab CI.
Implement and manage containerisation and orchestration using tools like Docker and Kubernetes on AWS, including the management and maintenance of container pipelines.
Drive the adoption of AWS and DevOps best practices, including continuous integration, continuous delivery, and automated testing.
Monitor and optimise system performance, ensuring reliability and scalability.
Stay current with the latest AWS and DevOps technologies, best practices, and contribute to team knowledge sharing.
Lead and inspire a team of engineers, promoting professional growth and development. Provide strategic direction and mentorship to foster a culture of innovation and excellence within the team.
Promote our people-first mentality, encourage well-being, and be an advocate for diversity & inclusion across our teams.

What You'll Bring:

Extensive experience with DevOps practices, including CI/CD, containerisation, and orchestration, ensuring efficient and reliable application delivery.
Hands-on experience with AWS cloud-based solutions, including services like Lambda, ECS and EKS, to support DevOps workflows.
Good knowledge of IaC tools such as Terraform or CloudFormation to automate and manage infrastructure.
Familiarity with the AWS Well-Architected Framework and AWS Landing Zones to design and implement robust cloud-native architectures, coupled with a deep understanding of DevOps methodologies to enhance operational efficiency and continuous improvement.
Solid background in cloud computing principles and application development, focusing on performance, scalability, and security.
Proven track record of managing, mentoring, and guiding technical engineers.

We have a question for you - and it's something we're passionate about. Can you imagine a world in which you can truly love your life and your work? Well, we have some good news - creating that world and making this vision a reality is what we get out of bed for; it's our north star.

But what do we really mean when we talk about loving your life and your work? Let's look at the ways in which we help our team members to achieve this - and the 'how'.

Deep connections, better outcome

We have deep relationships with leading technology partners and they love us for our innovative and outcome-based approach. Our people are passionate about solving our clients' problems using the tech that's the best solution for them. What's more, we're there to work side-by-side with our client teams to enable them for success long after we've gone. We're all about momentum that outlasts us.

Flexibility

Life is busy, and we understand that. Our team often juggles work, family, personal commitments, and crucial client obligations. We prioritise supporting our people in balancing what matters to them while ensuring we meet our client commitments. Flexibility is key, as we sometimes need to adapt to meet client needs. This way, our team can work on high-impact projects they'll love, knowing they have the flexibility to manage their personal and professional lives effectively.

People-first

Great solutions start with great people and those great people are at their best when they're empowered to be their true authentic selves. Through leading with kindness, empathy, and striving for equity, we're able to create better experiences for our people and our clients. Our culture is central to everything we do - encouraging passion, adventure, adaptiveness, and diversity of thought. Inclusion, diversity, and equity are at the top of our agenda. We have created a community where we empower our team to be the best version of themselves.

Rewards

There's no shying away from it - the compensation and benefits on offer have to be competitive too, right? We know that. That's why we have a dedicated team working with our leaders to ensure our packages are fair, competitive, and rewarding!

Who are we... We are Slalom!

Slalom is a next-generation professional services company creating value at the intersection of business, technology, and humanity. With our fiercely human approach, we deeply understand our customers-and their customers-to deliver practical, end-to-end solutions that drive meaningful impact. Supported by over 400 technology partners, our 10,000+ team members in 11 countries and 52 offices inspire people and organisations to envision greater possibilities, accelerate progress, and shape a brighter future for everyone.

We're honoured to be consistently recognised as a great place to work, including being one of Fortune's 100 Best Companies to Work for nine years running. Read about us at slalom.com.

Want to learn more?

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Posted 2025-06-07