Site Reliability Engineer Jobs in London, UK

<div class="content-intro"><h4><strong>Join Axon and be a Force for Good.</strong></h4> <p>At Axon, we’re on a mission to Protect Life. We’re explorers, pursuing society’s most critical safety and justice issues with our ecosystem of devices and cloud software. Like our products, we work better together. We connect with candor and care, seeking out diverse perspectives from our customers, communities and each other.<br><br>Life at Axon is fast-paced, challenging and meaningful. Here, you’ll take ownership and drive real change. Constantly grow as you work hard for a mission that matters at a company where you matter.</p></div><h4><strong>Your Impact </strong></h4> <p>Join us in shaping the future of infrastructure automation for mission-critical law enforcement systems. As a Senior Site Reliability Engineer, you will drive the development of a next-generation infrastructure provisioning and automation platform. This platform empowers engineering teams to self-serve cloud infrastructure, safely and efficiently, while reducing manual effort and operational risk.<br><br>You will have a direct, hands-on impact by building and evolving systems that use automation and intelligent agents to generate, validate, test, and operate infrastructure at scale. We are looking for an engineer with a strong software development background, fluency in languages such as Go or Python, and deep experience designing and operating cloud platforms, who is motivated to improve developer velocity, reliability, and platform resilience.<br><br><strong>Work Location:</strong><br>This role is based out of our London office and follows a hybrid schedule. We rely on in-person collaboration and ask that team members work onsite Tuesdays through Fridays, with the flexibility to work remotely on Mondays, unless there is an approved workplace accommodation. We believe that connection fuels innovation, and our in-office culture is designed to foster meaningful teamwork, mentorship, and shared success.<br><br><strong>What You’ll Do </strong></p> <ul> <li>Build robust, easy-to-use foundational platforms and tools that enable engineering teams to provision infrastructure rapidly, consistently, and securely across multiple cloud providers</li> <li>Write code in Go that is performant, maintainable, clear, and concise</li> <li>Championing and enforcing Infrastructure as Code (IaC) best practices and coding standards</li> <li>Employ strong problem-solving skills, with the ability to debug problems in cloud native distributed systems</li> <li>Influence and educate the engineering organization to adopt new and improved architectural patterns</li> <li>Provide robust documentation for use by engineers to promote self-service</li> </ul&gt

<div class="content-intro"><h4><strong>Join Axon and be a Force for Good.</strong></h4> <p>At Axon, we’re on a mission to Protect Life. We’re explorers, pursuing society’s most critical safety and justice issues with our ecosystem of devices and cloud software. Like our products, we work better together. We connect with candor and care, seeking out diverse perspectives from our customers, communities and each other.<br><br>Life at Axon is fast-paced, challenging and meaningful. Here, you’ll take ownership and drive real change. Constantly grow as you work hard for a mission that matters at a company where you matter.</p></div><h3><strong>Your Impact</strong></h3> <h4>As an SRE contributor in Axon’s Real Time Operations organization, you are passionate about delivering solutions to the real-time problems our mission-critical cloud native services encounter. You are also obsessed about achieving the high quality and reliability our customers demand. You will work closely not only with your peers, but also the RTO engineering teams, allowing your technical deliverables to reach the entire engineering organization, enabling product teams to continuously deliver features on the vanguard of innovation and helping scale our products to thousands of agencies around the world. <br><br></h4> <h3><strong>What You'll Do</strong></h3> <h4><strong>Location: London UK</strong></h4> <ul> <li>Build robust, easy-to-use foundational platforms and tools that enable engineering teams to provision services rapidly, consistently, and securely.</li> <li>Exemplify cloud-native site reliability best practices.</li> <li>Write code that is performant, maintainable, clear, and concise.</li> <li>Employ strong problem-solving skills, with the ability to debug problems in cloud-native distributed systems.</li> <li>Influence and educate the engineering organization to adopt new and improved architectural patterns.</li> <li>Provide robust documentation for use by engineers to promote self-service.</li> <li>Take calculated risks, champion new ideas, and cultivate your craft.</li> </ul> <h4> </h4> <h3><strong>What You Bring </strong></h3> <ul> <li>3+ years of applicable experience</li> <li>Experience managing cloud platforms such as Azure, AWS, or similar.</li> <li>Experience operating in Kubernetes platforms like AKS, EKS, or similar.</li> <li>Experience using managed languages such as Python, Go, C#, Java, or similar.</li> <li>Experience utilizing CI/CD platforms to automate provisioning infrastructure, software builds, tests, and releases.</li> <li>Experience using observability tools such as APM, loggi

Location: London or Amsterdam My client is a t ier-1 prop trader/market maker, providing liquidity and accurate pricing in various financial instruments to multiple exchanges across the world. The Trading Operations Production Support Engineering team is responsible for maintaining and scaling the low-latency trading systems. The team ensures a safe, stable, and efficient production environment while supporting profitability and sustainable grow...

<div class="content-intro"><h2>The Company You’ll Join</h2> <p>Carta connects founders, investors, and limited partners through world-class software, purpose-built for everyone in venture capital, private equity and private credit. Trusted by 65,000+ companies in 160+ countries, Carta’s platform of software and services lays the groundwork so you can build, invest, and scale with confidence.</p> <p>Carta’s Fund Administration platform supports 9,000+ funds and SPVs, representing nearly $185B in assets under management, with tools designed to enhance the strategic impact of fund CFOs. Recognized by Fortune, Forbes, Fast Company, Inc. and Great Places to Work, Carta is shaping the future of private market infrastructure.</p> <p>Together, Carta is creating the end-to-end ERP platform for private markets. Traditional ERP solutions don’t work for Private Funds. Private capital markets need a comprehensive software solution to replace outdated spreadsheets and fragmented service providers. Carta’s software for the Office of the Fund CFO does just that - it’s a new category of software to make private markets look more like public markets - a connected ERP for private capital. </p> <p>For more information about our offices and culture, check out our <a href="https://carta.com/careers/">Carta careers page</a>.</p></div><h2><strong>The Problems You’ll Solve</strong></h2> <p>At Carta, our employees set out on a mission to unlock the power of equity ownership for more people in more places. We believe that the problems we solve today unlock the opportunities of tomorrow.  As a <strong>Senior</strong> <strong>Site Reliability Engineer,</strong> you’ll work to: </p> <ul> <li>Build and scale our internal  platform offerings (compute, storage and networking services) to ensure the reliability, and performance of our applications.</li> <li>Design and implement monitoring, alerting, and incident response systems.</li> <li>Collaborate with application software engineers (as needed) to guide their design and ensure it scales for what Carta needs in the long run.</li> <li>Act as an agent of change and push boundaries to incrementally improve our systems as we expand globally. </li> </ul> <h2><strong>The Team You’ll Work With</strong></h2> <p>You’ll be joining the Infrastructure Engineering team at Carta. The Infrastructure Engineering team is responsible for providing secure, reliable, scalable and performant infrastructure to Carta’s customers and developers.</p> <p>We are Software and Infrastructure Engineers who specialize in cloud computing, networking, systems design and architecture, storage, real time data telemetry, associated automation, tooling and pr

Would you like to help implement innovative cloud computing solutions and solve the most complex technical problems? Are you excited by the prospect of building and running the world's largest cloud computing infrastructure to provide a better world for future generations?<br/><br/>Amazon Web Services (AWS) builds and operates some of the largest internet infrastructure on the planet; providing companies of all sizes with an infrastructure web services platform in the cloud. With AWS, customers provision compute power, storage, database, and other cloud resources as their business demands them. To meet the growing demand for AWS Services around the globe, we need exceptionally motivated people who are driven by learning and innovation.<br/><br/>AWS Utility Computing (UC) provides product innovations — from foundational services such as Amazon’s Simple Storage Service (S3) and Amazon Elastic Compute Cloud (EC2), to consistently released new product innovations that continue to set AWS’s services and features apart in the industry. As a member of the UC organization, you’ll support the development and management of Compute, Database, Storage, Internet of Things (Iot), Platform, and Productivity Apps services in AWS, including support for customers who require specialized security solutions for their cloud services.<br/><br/>If you join us, you'll be part of a world-class team in a dynamic environment that has the entrepreneurial feel of a start-up. This is an opportunity to operate and engineer systems on a massive scale, and to gain world class experience in cloud computing. You'll be surrounded by people who are passionate about cloud computing, believe that first class service is critical to customer success, and are committed to improvement.<br/><br/>Top reasons to join our team:<br/><br/>• Be a catalyst to deliver truly disruptive products that are growing rapidly<br/>• Define, build, own, and run services in high growth environments<br/>• Solve unique and first-order problems to enable our internal teams to deliver for our customers<br/>• Build and operate distributed systems<br/>• Design and build the tools and utilities that are part of the AWS fleet running our internal services<br/><br/><br/><br/>Key job responsibilities<br/>The Systems Development engineer will be a key member of a new team pioneering automated build and deployment of Windows based services. The team is adopting a code-first and hands off CI/CD based approach to drive operational excellence and cross environment parity. This will involve building Ansible based Infrastructure as Code as well as custom integrations with existing and new Windows services.<br/><br/>About the team<br/>About AWS<br/><br/>Diverse Experiences<br/>AWS values diverse experiences. Even if you do not meet all of the preferred qualifications and skills listed in the job description, we encourage candidates to apply. If your career is just starting, hasn’t followed a traditional path, or includes alternative experiences, don’t let it stop you from applying. <br/><br/>Why AWS?<br/>Amazon Web Services (AWS) is the world’s most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.<br/><br/>Inclusive Team Culture<br/>AWS values curiosity and connection. Our employee-led and company-sponsored affinity groups promote inclusion and empower our people to take pride in what makes us unique. Our inclusion events foster stronger, more collaborative teams. Our continual innovation is fueled by the bold ideas, fresh perspectives, and passionate voices our teams bring to everything we do.<br/><br/>Mentorship & Career Growth<br/>We’re continuously raising our performance bar as we strive to become Earth’s Best Employer. That’s why you’ll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you develop into a better-rounded professional. <br/><br/>Work/Life Balance<br/>We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home, which is why we strive for flexibility as part of our working culture. When we feel supported in the workplace and at home, there’s nothing we can’t achieve.

Are you interested in working with the latest cloud computing technologies and becoming a core part of the largest cloud infrastructure on the planet?<br/><br/>AWS is seeking a Systems Engineer to build and operate services for our customers, to automate service operations and deployment methods, and provide mentoring for junior team members. You will be working in a large-scale, high availability environment, building and operating critical Cryptography, Access and Identity services for our customers.<br/><br/>This exciting role is designed for someone with a strong engineering background and a passion for driving efficiency, quality, and process improvements within our service operations. We are an operations team, but a key focus is driving automation to increase ops efficiency. You will have the opportunity to utilize AI tooling and to build your own solutions that automate away manual tasks.<br/><br/>As a Systems Engineer at Amazon you will utilize your Linux skills to troubleshoot, innovate fixes and workarounds, keep software up-to-date, and provide data and metrics that help manage the capacity and efficiency of our services. You will draw on your networking knowledge to identify and troubleshoot network connectivity issues. Our Systems Engineering roles enable engineers to develop a broad range of skills; our engineers take ownership and gain knowledge across a complex technology stack.<br/><br/>Top reasons to join our team:<br/>- Learn how to build and operate distributed systems at massive scale<br/><br/>- Be a catalyst to deliver truly disruptive products that are growing rapidly<br/><br/>- Solve unique and first-order problems at massive-scale across many AWS Services<br/><br/>- Build and influence the tools and utilities that are part of the AWS fleet running our internal services<br/><br/>- Deliver solutions which reduce manual toil across our organization<br/><br/>Key job responsibilities<br/>Amazon has a collaborative, purposeful and enthusiastic environment where we “Work Hard, Have Fun, Make History.” <br/><br/>Our Systems Engineers are expected to be leaders in their teams by becoming subject matter experts on multiple AWS services. They develop, build, deploy, operate, sustain and grow their services in cloud production environments. They are able to utilize trends and metrics to identify opportunities for improvements. They help develop and refine procedures used by their team and internal customers. They are able to develop at a high standard and can deal with new and ambiguous problem domains while consistently delivering customer impacting change.<br/><br/><br/>A day in the life<br/>On a typical day engineers might work to build infrastructure and services for our customers. They will dive deep into understanding the root cause of a customer issue, investigate why a metric is trending the wrong way and consult with senior engineers at Amazon. We believe in making out-of-hours support as painless as possible. To achieve this, we implement Operational Excellence best practices and strive to automate manual processes.<br/><br/><br/>About the team<br/>About AWS<br/><br/>Diverse Experiences<br/>AWS values diverse experiences. Even if you do not meet all of the preferred qualifications and skills listed in the job description, we encourage candidates to apply. If your career is just starting, hasn’t followed a traditional path, or includes alternative experiences, don’t let it stop you from applying. <br/><br/>Why AWS?<br/>Amazon Web Services (AWS) is the world’s most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.<br/><br/>Inclusive Team Culture<br/>AWS values curiosity and connection. Our employee-led and company-sponsored affinity groups promote inclusion and empower our people to take pride in what makes us unique. Our inclusion events foster stronger, more collaborative teams. Our continual innovation is fueled by the bold ideas, fresh perspectives, and passionate voices our teams bring to everything we do.<br/><br/>Mentorship & Career Growth<br/>We’re continuously raising our performance bar as we strive to become Earth’s Best Employer. That’s why you’ll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you develop into a better-rounded professional. <br/><br/>Work/Life Balance<br/>We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home, which is why we strive for flexibility as part of our working culture. When we feel supported in the workplace and at home, there’s nothing we can’t achieve.

Lead Site Reliability Engineer 210768948 T09:46:28+00:00 London Software Engineering Full time Our trading technology stack is undergoing a multi-year convergence and modernization journey. You will play a pivotal role in shaping our next-generation SRE patterns, reliability frameworks, observability strategy, and performance engineering capabilities across globally distributed systems. This role is ideal for an SRE specialist who thrives in fas...

Site Reliability Engineer (SRE) | AWS | Kubernetes Fully Remote (UK) 24/7 Shift Pattern (28-day rota including days &amp; nights) Competitive + Bonus + Excellent Benefits Build resilient cloud platforms that support critical national services. We're recruiting Site Reliability Engineers to join a global leader in AI-powered customer experience and cloud technology. Following the award of a major government programme, they're expanding their engi...

Lead Site Reliability Engineer 210768948 T09:46:28+00:00 London Software Engineering Full time Our trading technology stack is undergoing a multi-year convergence and modernization journey. You will play a pivotal role in shaping our next-generation SRE patterns, reliability frameworks, observability strategy, and performance engineering capabilities across globally distributed systems. This role is ideal for an SRE specialist who thrives in fas...

Senior Site Reliability Engineer at Carta. Apply directly on Carta's jobs board.

Site Reliability Engineer (SRE) - 100% Remote Location: Fully Remote Duration: Permanent Are you passionate about building unbreakable systems and automating away the noise? We are looking for a dedicated Site Reliability Engineer (SRE) to join our remote team. Your primary mission will be to design, implement, and maintain systems that guarantee exceptional availability, reliability, and scalability. You will work hand-in-hand with our developm...