Senior Platform Engineer

Who are we?

We’re a specialist employee benefits provider, striving to create healthy, happy workplaces. As part of the international Unum Group, we’re on a collective mission to help the working world thrive.

The role

What will you be doing?

The Senior Platform Engineer is responsible for designing, building, and maintaining the platform infrastructure that supports software applications, services, and internal tools. This role requires advanced expertise in cloud computing, automation, containerisation, scalability, and security, and focuses on creating a stable, scalable, and efficient environment for development teams. The Senior Platform Engineer plays a critical role in ensuring that the platform architecture aligns with business needs and operational requirements

What will you bring?

• Design, build and maintain scalable, secure and reliable cloud platform infrastructure.
• Manage cloud services across compute, storage and networking, with a focus on performance, cost efficiency and resilience.
• Develop and maintain Infrastructure as Code and automation to support effective provisioning and platform management.
• Build and improve CI/CD pipelines to enable smoother, safer and more efficient software releases.
• Implement monitoring, logging and performance improvements to support operational excellence and customer experience.
• Work collaboratively with Development, Security, DevSecOps and Operations teams to deliver platform solutions aligned to business needs.
• Champion security best practice, access controls and compliance standards across cloud platforms.
• Support incident response, troubleshooting and continuous improvement to minimise downtime and improve reliability.
• Mentor and support other engineers, sharing knowledge and helping to build technical capability across the team.

What we’re looking for

• Strong experience in platform engineering, DevOps, platform management or a similar IT engineering role.
• Hands-on experience managing cloud infrastructure at scale, ideally with Azure, AWS or GCP.
• Good knowledge of cloud services including compute, storage, networking, serverless architecture, virtualisation and containerisation.
• Experience with Infrastructure as Code, automation and scripting tools such as Terraform, Azure DevOps Services, Git, PowerShell, Bash or Python.
• Experience building or managing CI/CD pipelines using tools such as Jenkins, GitLab, CircleCI or similar.
• Familiarity with monitoring and logging tools such as Prometheus, Grafana or the ELK stack.
• A strong understanding of security principles, compliance frameworks and DevOps practices in cloud environments.
• Clear communication skills, with the confidence to work across engineering, product, security and operations teams.
• A proactive, analytical and continuous improvement mindset, with a passion for delivering high-quality solutions for customers.

At Unum, you'll be part of a collaborative and supportive environment where you'll have the opportunity to learn from experienced marketers, develop sought-after digital marketing skills, and contribute to meaningful work that supports our business growth.

In return, you'll benefit from:

• Competitive salary and generous bonus scheme
• Healthcare Cash Plan (Level 1 funded)
• Defined Contribution pension scheme
• Life assurance, private medical and income protection insurance
• Access to a remote GP, nutrition coaching, personal training, unlimited mental health support and medical second opinions
• 27 days annual leave, plus bank holidays, with the option to buy or sell up to 5 additional days
• Electric vehicle salary sacrifice scheme with on-site charging facilities
• Free shuttle bus from Dorking train station
• A supportive culture focused on wellbeing, development and career growth

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Why join us?

At Unum, we’ve created a workplace where people feel supported to progress and grow, and can see their ambitions coming to life.

As a part of our commitment to creating an inclusive workplace, we actively encourage applications from those with disabilities and those with long-term health conditions.

If you meet the essential criteria for the role and choose to opt in to the scheme during your application, you will be offered an interview under the Disability Confident Scheme.

If you need assistance and/or reasonable accommodation due to a disability during the application or recruiting process, please send a request to[email protected].

We are proud to be a Disability Confident Employer.

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