Senior DevOps Engineer at Quantexa | London

Join Our Team as a DevOps Engineer!Smarkets is at the forefront of revolutionizing the betting industry, offering one of the most sophisticated prediction markets globally. With over £29 billion in volume traded since 2010 and a community of more than 200,000 traders, we are committed to delivering exceptional value through innovative technology.Our technology stack is built for scalability, reliability, and speed, utilizing Linux, Kafka, Postgres, Kubernetes, alongside Python 3, C++17, and React. We focus on creating robust infrastructure that not only meets institutional demands but also makes trading accessible to all. Our resilience through market fluctuations and industry changes sets us apart.We pride ourselves on our people and foster a high-performance environment where talent can flourish. Our team combines extensive business knowledge with a commercial approach to drive strategic growth.If you're passionate about shaping the future of prediction markets with cutting-edge technology and a customer-centric mindset, Smarkets is the right place for you!Role OverviewAs a key member of our DevOps Infrastructure Team, you will help build and maintain real-time distributed systems that drive our trading engine—ensuring they remain operational, ultra-low latency, and resilient on a large scale.This role is not just about infrastructure; you will enhance platform capabilities that simplify how our engineers build, test, deploy, and manage applications across our hybrid environment, which includes both self-hosted hardware and AWS cloud infrastructure.In this pivotal position, you will blend DevOps with platform engineering, playing a critical role in our mission.Your ResponsibilitiesPlatform Enablement: Design and sustain internal tools and workflows that enhance the developer experience within deployment pipelines, observability, and testing settings.Empower Developers (DevEx): Automate processes, optimize CI/CD pipelines (Jenkins, GitLab), and ensure safe, fast, and reliable deployments across various environments.Infrastructure Automation: Develop, manage, and scale Kubernetes-based microservices infrastructure on AWS using Terraform and Infrastructure-as-Code methodologies.Developer Experience: Collaborate closely with product engineers to create seamless paths for development, testing, and deployment.Operational Excellence: Monitor, troubleshoot, and maintain the stability of our systems through robust alerting and incident response strategies.

At Smarkets, we are constantly seeking exceptional engineers who are passionate about the challenges we face. If you are excited to contribute to innovative solutions and have relevant skills and experience, we invite you to apply. We eagerly await your application!We are recruiting for various levels, including mid and senior positions.About UsSmarkets: Pioneering the Future of BettingSmarkets operates one of the globe's most advanced prediction markets, processing over £29 billion in transactions since our inception in 2010, with a community of over 200,000 traders worldwide. As a technology-driven company, we are transforming the betting landscape across sports and political markets by offering competitive prices and equitable odds.Our technology stack is meticulously designed for scalability, reliability, and speed, utilizing Linux, Kafka, Postgres, Kubernetes, alongside Python 3, C++17, and React to power our platform. We build infrastructure that institutions can rely on while making trading accessible for everyone. Our resilience is demonstrated by thriving through various market cycles and industry transformations.The core of our success lies in our team. We cultivate a high-performance environment that enables exceptional talent to excel, merging profound business acumen with a commercial outlook to foster strategic growth.If you are ready to influence the future of prediction markets through innovative technology and a customer-centric approach, Smarkets is your ideal workplace.The PositionAs a Mid-Level Software Engineer in our Engineering organization, you will be instrumental in designing, developing, and maintaining the services that underpin Smarkets' business operations products. You will collaborate closely with engineering managers, technical leaders, and product managers to steer complex technical initiatives aligned with the Smarkets product roadmap.We are searching for skilled and enthusiastic engineers like you for a thrilling opportunity to create a cohesive and high-performing system that not only optimizes our services but also propels Smarkets to unparalleled levels of success.We prioritize using the most effective tools for each task. Our tech stack includes Rust for high-performance operations and Python for other functionalities. Our Kafka pub/sub message queue is central to our system, ensuring high availability, low latency, and message persistence. We provide gRPC and HTTP APIs for diverse metadata, while PostgreSQL and ElasticSearch are our preferred databases.Key Responsibilities:Design, implement, and maintain complex systems and applications that support Smarkets' operations.Work collaboratively with cross-functional teams to define project goals and deliverables.Participate in code reviews, architecture discussions, and technical planning.Continuously improve code quality, software robustness, and performance.

Who are we?Smarkets: Shaping the Future of BettingAt Smarkets, we operate one of the most advanced prediction markets globally, with a staggering £29 billion in volume processed since our inception in 2010. Our platform engages over 200,000 traders worldwide, revolutionizing betting across various sectors, including sports and political markets, by providing the most competitive prices and fairest odds.Our tech stack is engineered for scalability, reliability, and performance, utilizing Linux, Kafka, Postgres, and Kubernetes, while Python 3, C++, Rust, and React underpin our platform. We construct infrastructure that institutions can rely on while ensuring trading remains accessible to all users. Our resilience is evident as we have thrived through every market trend and competitive landscape.What sets us apart is our exceptional team. We foster a high-performance culture where talent flourishes, merging extensive business knowledge with a strategic approach to drive growth.If you're eager to help redefine the future of prediction markets with innovative technology and a customer-centric approach, Smarkets is your ideal workplace.The TeamOur Data Team plays a crucial role in harnessing the vast amount of data generated at Smarkets to derive insights that propel our business forward. Given the extensive range of data we produce—from sports event metrics to payment information and user analytics—there are abundant opportunities for the team to create significant business impact.Currently, our team's responsibilities encompass three primary domains:Data Engineering: Developing and maintaining ETL pipelines, APIs, and data infrastructure such as Redshift or BigQuery;Data Science and Machine Learning: Exploring data, training ML models, and implementing ML Ops to uncover fresh insights;Analytics and Reporting: Crafting data models and dashboards while automating reporting pipelines for various teams, stakeholders, and third parties.A typical week for a data engineer within our Data Team might involve:Creating a new Python ETL pipeline to segment users based on their sports interests by analyzing behavior, optimizing marketing communications for these users;Developing a new endpoint for a Flask API, implementing unit tests, and deploying the updated version into our production Kubernetes cluster;Training and assessing an ML model to identify specific user patterns, contributing to our data-driven decision-making.

Join Us at Smarkets!Leading the Future of BettingAt Smarkets, we operate one of the most advanced prediction markets in the world, with over £29 billion in transaction volume since our inception in 2010. Our platform attracts over 200,000 traders from around the globe, transforming the betting landscape across sports and political events by offering the most competitive prices and fair odds.Our technology stack is tailored for scalability, reliability, and performance, utilizing Linux, Kafka, Postgres, and Kubernetes, powered by Python 3, C++17, and React. We build infrastructure that businesses rely on while ensuring trading remains accessible to everyone. We've demonstrated resilience through every market phase, competition, and industry upheaval.The key to our success lies in our people. We foster a high-performance environment where top talent flourishes, merging extensive business acumen with a commercial approach to propel strategic growth.If you are ready to contribute to the evolution of prediction markets with innovative technology and a client-centric mindset, Smarkets is the perfect place for you.We are currently seeking a Senior Cloud Infrastructure Engineer to enhance our infrastructure and equip our developers with efficient, self-service tools and operational excellence.Your RoleAs a member of the Cloud Infrastructure Team, you will engage with real-time distributed systems that fuel our trading engine. Your primary responsibility will be to design and maintain scalable, secure, and high-performance cloud-based systems while developing platforms that enable our developers to operate quickly, deploy reliably, and scale seamlessly.This role is not just about creating cloud infrastructure; it's about fostering a highly autonomous environment where ownership is encouraged, experimentation is welcomed, and innovation is integral to our operations. You will define the foundation of our cloud-native architecture, harmonizing visionary infrastructure design with the practical demands of a rapidly growing, large-scale environment.This position is where infrastructure intersects with engineering productivity: part DevOps, part Platform Engineering, and 100% essential to our mission.Your ResponsibilitiesDesign and Own Infrastructure: Architect and maintain robust, cost-effective, and secure infrastructure on AWS using Terraform, Kubernetes, and cloud-native best practices.Champion Platform Engineering: Develop and enhance the internal developer platform (IDP) that empowers engineers to self-serve infrastructure, CI/CD, observability, and security tooling.

About UsSmarkets: Revolutionizing the Betting IndustryAt Smarkets, we operate one of the most advanced prediction markets worldwide, with over £29 billion processed since our inception in 2010. With a community of over 200,000 traders globally, we are redefining betting across various domains, from sports to political markets, ensuring the most competitive prices and fair odds.Our technology stack is meticulously crafted for scalability, reliability, and speed, utilizing Linux, Kafka, Postgres, Kubernetes, along with Python 3, C++17, and React. We build the infrastructure that institutions rely on while making trading accessible to all. Our resilience has allowed us to thrive through every market cycle and industry evolution.Central to our success are our talented team members. We foster a high-performance environment where exceptional skills flourish, combining in-depth business acumen with a commercial outlook to fuel strategic growth.If you are excited about shaping the future of prediction markets with cutting-edge technology and a focus on customer satisfaction, Smarkets is the perfect place for you.Your RoleWe are seeking a highly skilled Staff Engineer to spearhead our engineering initiatives in a senior individual contributor capacity, directly reporting to the VP of Engineering. As the most senior technical individual contributor in the organization, you will be instrumental in guiding our technology stack and fostering innovation across various teams.Key Responsibilities:Serve as a senior technical authority, offering strategic direction and hands-on assistance for impactful projects while advancing the engineering roadmap.Collaborate with the VP of Engineering to optimize our tech stack and enhance development methodologies.Work in tandem with frontend and backend teams to architect scalable and reliable microservices using Rust, Python, and Typescript.Enhance service latency and performance across PostgreSQL, Redis, and Kafka-based systems.Facilitate the deployment of CI/CD, monitoring, and alerting frameworks to maintain system health and performance.Promote engineering best practices and contribute to a culture of collaboration, continuous learning, and innovation.Influence and cultivate a top-tier engineering culture.Identify innovation opportunities to drive business value and sustain a competitive advantage.About You:Proven experience in software engineering, with a solid foundation in computer science principles.Expertise in Rust, Python, and Typescript is highly desirable.Strong problem-solving skills and a passion for innovation.Excellent communication and collaboration abilities.Ability to lead and mentor junior engineers.

About Us:Smarkets: Shaping the Future of BettingSmarkets operates one of the globe's most advanced prediction markets, processing over £29 billion in transactions since 2010 and connecting over 200,000 traders worldwide. As a technology-driven enterprise, we are transforming the betting landscape—spanning sports, political markets, and delivering the most competitive prices and fair odds.Our technology stack is engineered for scalability, reliability, and speed, featuring Linux, Kafka, Postgres, and Kubernetes, with Python 3, C++17, and React powering our platform. We develop infrastructure that institutions depend on while ensuring trading remains accessible to all. Our unique advantage lies in our resilience through market fluctuations, competition, and industry transformations.At the core of our success are our talented individuals. We foster a high-performance culture where exceptional talent flourishes, combining extensive business insight with a commercial outlook to drive strategic expansion.If you are eager to influence the future of prediction markets with state-of-the-art technology and a customer-centric approach, Smarkets is the right place for you.Role Overview:As the Engineering Team Lead, you will spearhead a team of software engineers responsible for building, managing, and maintaining the microservices that power Smarkets' innovative products.Your role will involve steering the team's direction, nurturing their professional development, and ensuring we are constructing the optimal stack to drive our product's future. You will leverage your team's capabilities to ensure our services remain responsive, scalable, and high-performing.You will collaborate closely with your engineering team, fellow engineering managers, technical leaders, and product managers to propel the intricate technical projects that advance the Smarkets product roadmap.

Alten seeks a DevOps Engineer in London to enhance the efficiency and reliability of its systems. This role collaborates with colleagues from a range of backgrounds, contributing to infrastructure and operations improvements. Key responsibilities Design, implement, and maintain scalable infrastructure in partnership with cross-functional teams Support initiatives to improve system reliability and simplify operational processes Location This position is based in London.

Join our dynamic team at mufginvestorservices as a Senior DevOps Engineer. In this pivotal role, you will drive the implementation of innovative DevOps practices, ensuring seamless integration and deployment of services across our platform. You will collaborate closely with cross-functional teams to enhance our CI/CD pipelines and automate processes, fostering a culture of continuous improvement.As a leader in our IT department, you will guide and mentor junior engineers, shaping the future of our technology stack while optimizing performance and scalability. Your expertise will be crucial in advocating for best practices and driving the adoption of cutting-edge tools.

Join our dynamic team as a Senior DevOps Engineer where you'll play a critical role in enhancing our infrastructure and development processes. You will collaborate closely with developers to streamline operations, improve system reliability, and ensure seamless application deployment. Your expertise will be invaluable in designing and implementing robust CI/CD pipelines, optimizing cloud infrastructure, and driving automation initiatives.

Are you passionate about driving DevOps culture, enhancing automation, and making a tangible difference across engineering teams in a dynamic environment?At Elliptic, we are on the lookout for a Senior DevOps Engineer who brings over 10 years of DevOps expertise, including at least 7 years of hands-on experience with Kubernetes. We value individuals who take initiative, lead projects from conception through to execution, make data-driven decisions, and continuously seek to enhance systems and processes. In this critical role, you will help shape our platform strategy, collaborate with skilled engineers, and nurture a culture of reliability, security, and efficiency.Your Impact:You will play a pivotal role in transforming the way we approach DevOps, security, and reliability at Elliptic, fostering an environment of efficiency and autonomy. Join a growing team of dedicated engineers who embrace challenges and are unafraid to innovate. Our commitment to openness is reflected in our engineering teams, encouraging you to question norms and devise creative solutions to meet our customers' needs.Your Responsibilities:Provide expert DevOps leadership across all engineering layers.Promote DevOps, security, and reliability engineering practices within the engineering team.Design and provision resilient infrastructure across multiple regions and availability zones.Develop compliant, reliable, and feature-rich developer platforms focused on container orchestration.Facilitate Continuous Delivery and Deployment through CI/CD pipelines and GitOps tools.Support security and testing measures early in the development process, and manage progressive delivery in production environments.Enhance developer productivity and experience throughout the Software Development Life Cycle (SDLC).Optimize costs by adjusting infrastructure sizes and creating ephemeral, on-demand environments.Implement proactive monitoring for security and reliability using observability tools, including SIEM, APM, tracing, infrastructure metrics, and dashboards.Effectively eliminate toil through durable engineering solutions.

Join Longshot Systems Ltd, where we create cutting-edge platforms for sports betting, analytics, and trading. We are seeking a Senior DevOps Engineer to enhance our platform team.You will manage a medium-sized deployment that connects with global sports betting platforms and supports multiple internal teams with diverse infrastructure needs. Your role will involve overseeing critical systems from backtesting to real-time trading and long-running backend services.Our infrastructure is hosted on AWS, and we are undergoing an evolution focused on automation and repeatability to drive our growth. Our core systems process thousands of trading signals per second, requiring minimal latency, presenting similar challenges to high-frequency trading environments but in the sports betting sector.As a Senior DevOps Engineer, you will collaborate closely with the CTO and development team to maintain our production and development trading infrastructure. You will take the lead on developing new infrastructure and troubleshooting performance and stability issues across applications, networks, and operating systems. You should be adept at analyzing metrics, packet dumps, and logs to identify and resolve issues, followed by implementing automation to prevent future occurrences.The ideal candidate is autonomous and innovative, thriving on generating new solutions and suggesting improvements to current methodologies. We offer you flexibility and the freedom to explore effective solutions.We embrace a hybrid work model, requiring in-office attendance on Thursdays at our London (Farringdon) office, with flexible arrangements for the remainder of the week. Our standard working hours are 10 AM to 6 PM UK time, Monday to Friday, with support for flexible schedules to achieve your goals.Regarding on-call responsibilities, while we do not maintain a 24/7 rota, we have a compensated on-call system based on best efforts, which will involve sharing responsibilities within the platform team.Interview Process:Introductory call (30 mins) – discuss your background and interests.First technical interview (30 mins) – live systems management and code review.Second technical interview (60 mins) – in-depth technical questions.Full assessment day (10:30 AM – 5 PM) – a practical systems engineering exercise reflecting actual team work. Meet the team, tour the office, and enjoy a complimentary lunch.

Location: London, UK - Hybrid (3 days from the office)About the TeamJoin the Foundations team, where we create and maintain the essential systems and tools that empower Deliveroo and DoorDash engineers to innovate, deploy, and manage software on a grand scale. Our infrastructure, CI/CD processes, and developer tools are crafted with the same precision as our customer-facing applications. Our mission is to enhance engineering efficiency, reliability, and security as we redefine the way the world eats and shops.About the RoleIn this pivotal role, you will bridge the gap between software engineering and cloud infrastructure. You will write high-quality production code to automate processes and develop internal tools, while also designing and managing scalable systems within AWS.This hands-on position focuses on optimizing software development, deployment, and operational processes throughout the organization—striking a balance between coding, infrastructure design, and operational excellence.Your ResponsibilitiesDevelop and maintain software (mainly in Go) to automate infrastructure, streamline developer workflows, and enhance platform functionalities.Design, deploy, and manage secure and scalable systems in AWS.Create and oversee CI/CD pipelines utilizing tools such as GitHub Actions, CircleCI, and Buildkite.Implement infrastructure as code and boost automation across various environments.Diagnose and resolve intricate issues related to builds, deployments, and production across application and infrastructure layers.Enhance observability, reliability, and performance of internal platforms and production systems.Collaborate with engineering teams to establish best practices for deployment, release management, and cloud architecture.Engage in technical design discussions and advocate for continuous improvement in DevOps practices.QualificationsProven experience in constructing and operating CI/CD systems using platforms like GitHub Actions, CircleCI, or Buildkite.Strong proficiency in writing and maintaining production-level software.

Join ARQ as a Senior DevOps EngineerARQ stands at the forefront of the fintech revolution, dedicated to transforming the way individuals and businesses interact with money globally. Our vision is to create seamless financial experiences that transcend borders, and we are actively building the foundational infrastructure necessary to achieve this goal. As we continue to grow, each new team member plays a pivotal role in shaping not only our product but also our culture and trajectory. If you're driven by ambitious challenges and aspire to make a significant global impact while working alongside an exceptional team, we invite you to explore this opportunity.Your RoleAs a Senior DevOps Engineer within our Platform team, you will be tasked with architecting, deploying, and scaling the cloud infrastructure that supports our global fintech platform. We seek an engineer with a software developer mindset who approaches infrastructure as a strategic product rather than merely as configuration. You will engage with multi-region clusters and GitOps workflows to bolster microservices across retail banking, business banking, and wealth management sectors. Our platform engineering culture prioritizes developer experience, type-safe infrastructure, and intelligent automation. If you are passionate about enhancing developer productivity, implementing Infrastructure as Code appropriately, and crafting resilient distributed systems at scale, we would be thrilled to connect with you.Your ResponsibilitiesDesign and implement AWS infrastructure adhering to Infrastructure as Code best practices.Develop reusable libraries that enforce best practices and expedite development processes.Oversee multiple Amazon clusters across the US, EU, and Mexico.Deploy and manage various services including RDS, Kafka, and Redshift.Construct and maintain CI pipelines.Create reusable pipeline templates for microservices architecture and containerized applications.Implement GitOps workflows to facilitate declarative application deployments.Establish monitoring and alerting systems utilizing tools such as Datadog, Prometheus, and Grafana.

Join our dynamic team as a DevOps Engineer at Collabera Inc., where you will play a pivotal role in our software development and IT operations. In this position, you will collaborate with software engineers to streamline development, automate processes, and enhance the integration and deployment pipelines. Your expertise will drive innovative solutions and ensure the reliability of our production systems.

Unity Advisory is a pioneering advisory firm.Designed for the AI-driven landscape, we operate with a streamlined, conflict-free, and client-focused model that integrates AI into every aspect of our operations.Without an audit practice, we eliminate audit-related conflicts, allowing us to dedicate our efforts to providing exceptional value to clients through agile and innovative, outcome-based commercial models. Our culture fosters collaboration within a flat structure, devoid of traditional partner profit and loss silos, as we strive for the best results for our clients.Position SummaryWe are seeking a skilled DevOps Engineer to take charge of our cloud platforms and enhance developer productivity across product teams, partner initiatives, and data operations. This role combines strategic platform leadership with practical engineering, creating streamlined processes that ensure delivery is rapid, secure, observable, and cost-effective. You will articulate the DevOps vision, establish best practices, and manage the shared infrastructure that supports both internal engineering and external client solutions.

Elliptic seeks a Lead DevOps Engineer in London to drive improvements in infrastructure and deployment processes. This position plays a key part in supporting integration and delivery across the company. Role overview The Lead DevOps Engineer works closely with various teams to enhance development pipelines. The focus is on maintaining reliable systems and ensuring that integration and deployment run smoothly. Collaboration Regular interaction with engineering and other departments is central to this role. By working together, teams can identify bottlenecks and implement solutions that strengthen overall reliability. Location This position is based in London, United Kingdom.

Role OverviewJoin our dynamic Infrastructure Product Group team, comprising skilled DevOps Leads, engineers, team managers, and SecOps professionals. In this pivotal role, you will support and enhance our cloud infrastructure (AWS) while spearheading automation and optimization initiatives.Your responsibilities include implementing industry best practices for cloud network management, including VPC, subnets, ELB, NACL, NATs, and EIP. Additionally, you will oversee on-premise termination points and contribute to fostering an agile culture that empowers individuals, teams, and managers to maximize their effectiveness.

About the RoleWe are seeking a dynamic DevOps Manager to spearhead the team responsible for ensuring the seamless operation and delivery of ThreatAware's platform. In this pivotal role, you will manage our AWS infrastructure, oversee CI/CD pipelines, enhance observability, and uphold platform reliability while redefining the developer workflow from start to finish, utilizing AI to optimize each phase. You will report directly to the CTO. If you view infrastructure as a strategic asset rather than merely a cost center, we want to hear from you.Why Join ThreatAware?At ThreatAware, we empower security teams with a unified source of truth for every device and tool within their organization. With over 150 integrations and the capability to deploy in under 30 minutes, we provide real-time visibility across entire IT infrastructures. Our clients span finance, legal, energy, and healthcare sectors — they rely on us to clarify what is protected and what requires attention.We are on a journey to create something even larger. With six years of comprehensive cyber asset data, we are integrating AI to develop innovative methods for security teams to analyze their data, automate workflows, and proactively manage risks. Your infrastructural leadership will be crucial in making this vision a reality.Your ResponsibilitiesLead the infrastructure that enables our product team to deliver quickly and confidently.Cultivate and expand the DevOps team, including engineers and a security specialist. Establish technical direction, recruit talented individuals, and foster career development.Formulate AWS infrastructure strategies: multi-tenant architecture, container orchestration, disaster recovery, and cost optimization.Define and continually enhance the developer workflow. Develop tooling, observability, and automation that allows engineers to concentrate on coding, eliminating friction.Innovate AI-assisted DevOps processes — investigate and apply AI solutions to streamline builds, deployments, monitoring, and incident responses.Champion CI/CD excellence: ensure rapid builds, secure deployments, quality control, and empower product teams to release independently.Manage cloud security posture: Identity and Access Management (IAM), secrets management, compliance, and vulnerability scanning. As a security company, our infrastructure must exemplify these principles.QualificationsProven experience in building and leading a DevOps team. You possess the skills to hire, mentor, and set a clear direction.Extensive AWS expertise — you have designed production infrastructure, not merely maintained it.Strong opinions on Infrastructure as Code (Pulumi preferred), CI/CD, and containerization.You strike a balance between operational rigor and velocity, knowing when to accelerate and when to decelerate.Experience in high-security environments, ensuring compliance and best practices.

We are seeking a talented DevOps Engineer to join the technology team of a prominent retailer, focused on embracing DevOps principles and best practices. In this role, you will collaborate with a dynamic team to design and implement CI/CD pipelines within an AWS environment.Our client is embarking on an exciting project to develop a cutting-edge website from the ground up using AWS. We require a DevOps Engineer with a strong background in AWS, along with hands-on experience in CI/CD pipeline engineering with tools such as Jenkins or TeamCity, and proficiency in configuration management tools like Ansible or Terraform.Join a company that values a relaxed and sociable work environment, offering modern office spaces and a genuine commitment to adopting DevOps best practices.This position is based in their newly refurbished IT hub located in the heart of Central London, where the main DevOps team operates.