18 Kubernetes jobs in the United Kingdom

Our client is seeking an experienced and motivated Lead DevOps Engineer to join their established team in **Bristol**. This is an office-based position, offering a collaborative and dynamic working environment. You will be responsible for designing, implementing, and maintaining our client's cloud infrastructure, with a strong focus on Kubernetes and CI/CD best practices. This role requires a deep understanding of automation, infrastructure as code, and scalable system design. You will lead initiatives to improve deployment pipelines, enhance system reliability, and ensure the security of our production environments.

Key responsibilities include:

• Leading the design, implementation, and management of our Kubernetes clusters and containerized applications.
• Developing and maintaining robust CI/CD pipelines using tools like Jenkins, GitLab CI, or Azure DevOps.
• Implementing and managing infrastructure as code (IaC) using tools such as Terraform or Ansible.
• Monitoring system performance, identifying bottlenecks, and implementing solutions for optimal efficiency and scalability.
• Ensuring the security and compliance of our cloud infrastructure and applications.
• Collaborating with development and operations teams to troubleshoot issues and improve deployment processes.
• Automating operational tasks and processes to increase efficiency and reduce manual effort.
• Providing technical guidance and mentoring to junior DevOps engineers.
• Staying up-to-date with the latest DevOps trends and technologies, and evaluating their potential adoption.
• Participating in on-call rotations to support production systems.

The ideal candidate will possess a Bachelor's degree in Computer Science, IT, or a related field, or have equivalent professional experience. A minimum of 6 years of experience in DevOps or a related role, with a strong focus on Kubernetes administration and management, is essential. Proven experience in building and managing CI/CD pipelines, and proficiency in scripting languages (e.g., Bash, Python, PowerShell) are required. Strong knowledge of cloud platforms such as AWS, Azure, or GCP is necessary. Experience with infrastructure as code tools (Terraform, Ansible) and containerization technologies (Docker) is critical. Excellent troubleshooting and problem-solving skills, along with strong communication and interpersonal abilities, are necessary for success in this collaborative, office-based role. You should be adept at working within a team environment and contributing to a culture of continuous improvement.

This role is based at our **Bristol** office. We value face-to-face interaction and collaboration, and believe this is key to our team's success and innovation. Join us and help shape the future of our technological infrastructure.

About Us:
We are the leader in human-centric cybersecurity. Half a million customers, including 87 of the Fortune 100, rely on Proofpoint to protect their organizations. We're driven by a mission to stay ahead of bad actors and safeguard the digital world. Join us in our pursuit to defend data and protect people.
How We Work:
At Proofpoint, you'll be part of a global team that breaks barriers to redefine cybersecurity, guided by our BRAVE core values: Bold in how we dream and innovate, Responsive to feedback, challenges, and opportunities, Accountable for results and best-in-class outcomes, Visionary in future-focused problem-solving, Exceptional in execution and impact.
**Corporate Overview**
Proofpoint is a leading cybersecurity company protecting organizations' greatest assets and biggest risks: vulnerabilities in people. With an integrated suite of cloud-based solutions, Proofpoint helps companies around the world stop targeted threats, safeguard their data, and make their users more resilient against cyber-attacks. Leading organizations of all sizes, including more than half of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks across email, the cloud, social media, and the web.
We are singularly devoted to helping our customers protect their greatest assets and biggest security risk: their people. That's why we're a leader in next-generation cybersecurity. Protection Starts with People. Proofpoint.
**The Role**
As a Platform Operations Service Reliability Engineer at Proofpoint you will be responsible for provisioning, maintaining, and scaling our production Platform services across multiple data centres. You will contribute to the architecture to improve scalability, service reliability, capacity, and performance. You will write automation code for provisioning and operating this infrastructure at massive scale. You will work with development and QA on building pipelines and automation for delivering and deploying production applications to this infrastructure.
We are looking for passion, curiosity, attention to details, taking pride in one's work, taking ownership, and having ideas/opinions. If you're the enthusiastic team player who cares about the infrastructure, remains calm in crisis, collaborates cross functionally, and easily writes code for automation we want to talk to you.
**Your day-to-day**
+ You will bring additional public cloud expertise (AWS, Azure, etc.) and collaborate with various business units as we build and scale our hybrid public / private cloud environment
+ You'll be a primary owner (design, build, support the infrastructure) of our Puppet 6 infrastructure including requirements gathering, architecting and maintaining the core platform, growing and supporting it at scale
+ You'll be a major stakeholder in continuous security patching and hardening processes
+ You'll provide support and guidance for teams migrating from CentOS 7 to Alma 9 or Kubernetes
+ You'll provide additional support for other team initiatives, specifically as we migrate more services to Kubernetes
**What you bring to the team**
+ Extensive experience in production operations
+ Proven, recent experience installing, configuring and deploying Linux based operating systems
+ Expertise in the relevant technologies (Centos/Alma, AWS, Azure, Kubernetes) in a large-production environment
+ Demonstrate knowledge of CI/CD process and framework to automate repeated workflows, such as building and updating base OS images
+ Experience with common infrastructure tools (Puppet, Ansible, LDAP, Nagios, Splunk, Artifactory, Infoblox, Jenkins, Spinnaker, or the like)
+ Ability to automate solutions for complex & repetitive problems and are passionate about solving hard problems using data-driven solutions
+ Take an Ops-centric approach to everything you build, ensuring availability, performance and security are core components
+ Act like an owner and strive to do work you're proud of, both technically and in your team interactions
+ Inspire other people to work with you, and you enjoy mentoring and coaching more junior engineers
**Why Proofpoint**
Protecting people is at the heart of our award-winning lineup of cybersecurity solutions, and the people who work here are the key to our success. We're a customer-focused and a driven-to-win organization with leading-edge products. We are an inclusive, diverse, multinational company that believes in culture fit, but more importantly 'culture-add', and we strongly encourage people from all walks of life to apply.
We believe in hiring the best and the brightest to help cultivate our culture of collaboration and appreciation. Apply today and explore your future at Proofpoint! #LifeAtProofpoint
#LI-CB1
Why Proofpoint? At Proofpoint, we believe that an exceptional career experience includes a comprehensive compensation and benefits package. Here are just a few reasons you'll love working with us:
- Competitive compensation
- Comprehensive benefits
- Learning & Development: We are committed to the growth and development of our team members, offering a range of programs including leadership and professional development workshops, stretch project assignments, and mentoring opportunities to help employees reach their full potential.
- Flexible work environment: (Remote options, hybrid schedules, flexible hours, etc.).
- Annual wellness and community outreach days
- Always on recognition for your contributions
- Global collaboration and networking opportunities
Our Culture:
Our culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone. We encourage applications from individuals of all backgrounds, experiences, and perspectives. If you need accommodation during the application or interview process, please reach out to . How to Apply Interested? Submit your application here . We can't wait to hear from you!
Proofpoint has been honored with six Best Places to Work Awards in 2024 by workplace culture leader Comparably, including Best Company Career Growth, Best Company Outlook, Best Global Culture, Best Engineering Teams, Best Sales Teams, and Best HR Teams.
We are the leader in human-centric cybersecurity. Half a million customers, including 87 of the Fortune 100, rely on Proofpoint to protect their organizations. We're driven by a mission to stay ahead of bad actors and safeguard the digital world. Join us in our pursuit to defend data and protect people.
Our BRAVE Values:
At Proofpoint, we are BRAVE in everything we do, and our values aren't just words-they shape how we work, collaborate, and grow.
We seek people who are bold enough to challenge the status quo, responsive in the face of ever-evolving threats, and accountable for delivering real impact.
We value those with a visionary mindset who anticipate what's next and push cybersecurity forward, and we celebrate exceptional execution that ensures we continue to defend data and protect people.
Proofpoint is an equal opportunity employer, we hire without consideration to race, religion, creed, color, national origin, age, gender, sexual orientation, marital status, veteran status or disability.
Find your network, your allies, and your biggest fans. We know that work is simply better when you're surrounded by people who inspire you-who share ideas, cheer you on, and genuinely want to see you succeed. That's why we offer social circles, sponsored networks, and connection points across teams and time zones-to help you find your people, build your community, and thrive together.
This isn't just a job-it's a mission to protect people and defend data in a world that never slows down. We're building the future of human-centric cybersecurity, and that future belongs to all of us. We take ownership, move fast, and hold ourselves accountable-because that's what it takes to stay ahead. And we do it together, winning as one.
Be empowered to reach your full potential through meaningful challenges and personalized support-designed around you and your goals. Whether you're growing as a leader or leveling up from great to exceptional as an individual contributor, we're here to help you get there.
Proofpoint is an equal opportunity employer, we hire without consideration to race, religion, creed, color, national origin, age, gender, sexual orientation, marital status, veteran status or disability.

Our client is looking for an experienced Lead Cloud Infrastructure Engineer to spearhead the development and management of their cloud infrastructure, operating in a fully remote capacity. This pivotal role involves designing, implementing, and maintaining scalable, secure, and highly available cloud environments. You will be responsible for defining infrastructure-as-code strategies using tools like Terraform, managing container orchestration platforms such as Kubernetes, and ensuring robust CI/CD pipelines are in place. The successful candidate will have a proven track record in cloud architecture, automation, and system reliability engineering (SRE) principles. You will collaborate with development and operations teams to optimize performance, troubleshoot complex issues, and drive innovation in our cloud strategy. This is a remote-first position, requiring excellent communication skills and the ability to work autonomously within a distributed team. You will play a key role in mentoring other engineers, setting technical direction, and advocating for best practices in cloud infrastructure management. Expertise in at least one major cloud provider (AWS, Azure, or GCP) is essential, along with a deep understanding of networking, security, and monitoring tools. If you are passionate about building resilient and efficient cloud systems and want to make a significant impact from anywhere, this role is for you. We are seeking a strategic thinker with strong problem-solving skills and a commitment to continuous improvement. Join a forward-thinking company that values its remote employees and offers opportunities for professional growth and development. This role is based in Sunderland, Tyne and Wear, UK , but is fully remote.

Our client is seeking a highly skilled and experienced Senior Cloud Infrastructure Engineer to join their expanding technology division. This role operates on a hybrid model, allowing for a balance between remote work and on-site collaboration at our Milton Keynes facility. You will be responsible for the design, implementation, and maintenance of our robust cloud infrastructure, with a strong emphasis on AWS services and Kubernetes orchestration. The ideal candidate possesses a deep understanding of infrastructure as code, CI/CD pipelines, and system automation. You will play a key role in ensuring the scalability, reliability, and security of our cloud environments, supporting a wide range of cutting-edge applications and services. This position requires a proactive problem-solver with excellent technical acumen and the ability to work effectively within a team.

Key Responsibilities:

• Design, build, and manage scalable and highly available cloud infrastructure on AWS.
• Implement and maintain container orchestration platforms, primarily Kubernetes (EKS).
• Develop and manage Infrastructure as Code (IaC) using tools like Terraform or CloudFormation.
• Build and optimize CI/CD pipelines for automated application deployment and infrastructure provisioning.
• Monitor system performance, troubleshoot issues, and implement proactive solutions to ensure optimal uptime and reliability.
• Implement and enforce security best practices across cloud environments, including IAM, network security, and data protection.
• Collaborate with development teams to understand application requirements and provide infrastructure solutions.
• Automate operational tasks and processes to improve efficiency and reduce manual effort.
• Participate in on-call rotation for incident response and emergency support.
• Stay up-to-date with the latest cloud technologies and industry trends, evaluating and recommending new tools and services.

Qualifications:

• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• 5+ years of experience in cloud infrastructure engineering, with a strong focus on AWS.
• Proven expertise in deploying and managing Kubernetes clusters (EKS preferred).
• Proficiency with Infrastructure as Code tools such as Terraform, Ansible, or CloudFormation.
• Experience designing and implementing CI/CD pipelines using tools like Jenkins, GitLab CI, or AWS CodePipeline.
• Strong understanding of networking concepts, including VPCs, subnets, security groups, and load balancing.
• Experience with monitoring and logging tools (e.g., Prometheus, Grafana, ELK stack).
• Excellent scripting skills (e.g., Python, Bash).
• Familiarity with containerization technologies like Docker.
• Strong problem-solving abilities and a collaborative mindset.

This is an excellent opportunity for an experienced engineer to contribute to a forward-thinking company. If you are passionate about cloud technologies and thrive in a hybrid work environment, we encourage you to apply for this role based in Milton Keynes, Buckinghamshire, UK .

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Site Reliability Engineer, Managed Kubernetes in Europe.

Join a dynamic engineering team responsible for building and scaling large-scale Kubernetes platforms to power cutting-edge AI and machine learning workloads. As a Senior Site Reliability Engineer, you will ensure the reliability, performance, and scalability of cloud infrastructure while contributing to automation, monitoring, and platform improvements. You will work closely with engineering, HPC operations, and data center teams to solve complex technical challenges, provide operational support, and improve service quality. This is a high-impact role for those passionate about distributed systems, automation, and delivering reliable services at scale.

Accountabilities:

• Operate and maintain production Kubernetes clusters at scale, handling incidents, recovery, and cluster lifecycle management.
• Build and maintain control plane services, custom controllers, and operators to enhance cluster reliability.
• Automate deployment, upgrades, patching, and validation of Kubernetes workloads and platform components.
• Collaborate with HPC Ops, Datacenter Ops, and engineering teams on cross-functional issues and incident resolution.
• Define, implement, and monitor SLOs and SLIs to maintain high platform reliability and performance.
• Assist customers with workload integration, authentication, and storage-related questions.
• Contribute to tooling, observability, and platform quality improvements using Python, Go, and CI/CD pipelines.

Requirements

• 6+ years of experience in SRE, operations engineering, or similar roles managing Linux clusters and systems.
• Strong programming skills in Go and Python, with experience in GitOps, Helm, and Kubernetes operators.
• Proven experience running Kubernetes clusters in production, including EKS, GKE, on-prem, or hybrid environments.
• Familiarity with observability and monitoring tools such as Prometheus, Grafana, and FluentBit.
• Experience provisioning Kubernetes using kubeadm, Cluster API, or similar tools.
• Ability to work independently and collaboratively, managing customer interactions during incidents.
• Nice-to-have: Deep Kubernetes expertise (CRDs, CSI, CNI), experience with HPC or GPU clusters, multi-cloud environments, and contributions to CNCF or Kubernetes SIGs.

Benefits

• Competitive salary with market-based compensation range depending on location.
• Equity options and performance-based incentives.
• Health, dental, and vision coverage for you and your dependents.
• Wellness and commuter stipends where applicable.
• Flexible paid time off and hybrid work arrangements.
• Opportunity to mentor and grow within a fast-paced, technology-driven environment.
• Work with a team at the forefront of AI/ML cloud infrastructure and large-scale Kubernetes operations.

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

When you apply, your profile goes through our AI-powered screening process designed to identify top talent efficiently and fairly.

Take your first steps towards a new and exciting career in Cloud Computing.

e-Careers is a dynamic and forward-thinking training company that is dedicated to changing lives through innovative training solutions.

The market is facing a severe skills shortage for newly trained AWS Solutions Architects. e-Careers will provide you with the training and certifications before matching you to an employer where you will undergo a remote work experience programme. If successful, our employer will offer you a full-time paid job.

We are looking for motivated and ambitious individuals who may not have any prior experience but have the hunger to start a career in cloud computing.

What the Traineeship Offers:

• 6 months of online, instructor-led training through weekend classes
• Official AWS certifications
• Mentoring and coaching
• Hands-on-labs and practical experience
• Guaranteed remote work experience

The Process

Training -> AWS Certifications -> Work Experience

Who Should Apply

Anyone who is interested in a career in cloud computing, irrespective of prior experience or knowledge, but is willing to go through a training programme prior to being introduced to an employer.

Requirements

• No prior experience or knowledge in IT or cloud computing necessary

• Individuals must be willing to learn through a part-time, online training programme that lasts 6 months before starting work as an AWS Solutions Architect.
• A good grasp of English is essential

Benefits

• Become a qualified AWS Solutions Architect within 6 months
• Guaranteed work experience
• The fastest way to launch a career in cloud computing for individuals who have little to no prior experience
• All training and work experience is done remote / online.