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 … services including containers & serverless, DynamoDB/NoSQL databases, Glacier and S3 data lakes, and many other AWS Services Learn how to build and operate distributedsystems at scale Build and influence the tools and utilities that are part of the AWS fleet running our internal services Key job … why a metric is trending the wrong way, consult with top engineers at Amazon, or discuss radical new approaches to automate operational issues. Our systems development engineering roles help engineers develop a broad range of skills. Experienced systems development engineers often have leadership impact on their teams by More ❯
Experience Strong knowledge of Java 11+ and modern Java frameworks Experience writing efficient, scalable, and high-performance Java applications Familiarity with multithreading, concurrency, and distributed computing Big Data & DistributedSystems Knowledge: Strong understanding of how distributedsystems function, particularly in large-scale data environments Hands More ❯
Experience Strong knowledge of Java 11+ and modern Java frameworks Experience writing efficient, scalable, and high-performance Java applications Familiarity with multithreading, concurrency, and distributed computing Big Data & DistributedSystems Knowledge: Strong understanding of how distributedsystems function, particularly in large-scale data environments Hands More ❯
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 … services in high growth environments Solve unique and first-order problems to enable our internal teams to deliver for our customers Build and operate distributedsystems Design and build the tools and utilities that are part of the AWS fleet running our internal services BASIC QUALIFICATIONS - Knowledge of … systems engineering fundamentals (networking, storage, operating systems) - Experience (non-internship) in professional software development - Experience designing or architecting (design patterns, reliability and scaling) of new and existing systems - Experience in networking, storage systems, operating systems and hands-on systems engineering - Experience programming with at More ❯
reading, south east england, united kingdom Hybrid / WFH Options
Ocho
development lifecycle from architecture and design to deployment and monitoring Driving technical and architectural decisions that enhance the scalability, security, and efficiency of backend systems Leading and mentoring junior engineers, fostering best practices and high-quality code standards Optimizing system performance for large-scale, data-intensive applications Collaborating with … have: 5+ years of backend development experience in Java or Go A strong background in cloud platforms (AWS, GCP, or Azure) Experience working with distributedsystems, event-driven architectures, and microservices Deep understanding of data-intensive systems (databases, messaging systems, event-driven processing) A solid grasp More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Ocho
development lifecycle from architecture and design to deployment and monitoring Driving technical and architectural decisions that enhance the scalability, security, and efficiency of backend systems Leading and mentoring junior engineers, fostering best practices and high-quality code standards Optimizing system performance for large-scale, data-intensive applications Collaborating with … have: 5+ years of backend development experience in Java or Go A strong background in cloud platforms (AWS, GCP, or Azure) Experience working with distributedsystems, event-driven architectures, and microservices Deep understanding of data-intensive systems (databases, messaging systems, event-driven processing) A solid grasp More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Ocho
with CI/CD pipelines and modern deployment workflows Experience with cloud platforms (GCP, AWS, or Azure) Strong understanding of system design, APIs, and distributedsystems Collaborative mindset, comfortable working with remote teams across time zones Desirable Skills: Familiarity with containerisation technologies (Docker, Kubernetes) Experience with messaging systemsMore ❯
reading, south east england, united kingdom Hybrid / WFH Options
Ocho
with CI/CD pipelines and modern deployment workflows Experience with cloud platforms (GCP, AWS, or Azure) Strong understanding of system design, APIs, and distributedsystems Collaborative mindset, comfortable working with remote teams across time zones Desirable Skills: Familiarity with containerisation technologies (Docker, Kubernetes) Experience with messaging systemsMore ❯
slough, south east england, united kingdom Hybrid / WFH Options
Ocho
and scalable architecture. Were hiring for Principal and Staff-level Engineers with deep Python and AWS expertise engineers who think beyond code to shape systems, influence decisions, and mentor others. You'll be instrumental in evolving a platform that digitises complex workflows and surfaces operational insights in real time. … What Youll Be Doing Architecting and building production-grade backend services and APIs using Python (Django or Flask). Designing distributedsystems on AWS, with performance, resilience, and scalability top of mind. Leading by example through clean code, mentoring, and clear technical direction. Owning CI/CD workflows … AWS and modern infrastructure tooling (Terraform, Docker, Kubernetes). Experience delivering microservices, REST APIs, and serverless or container-based architectures. Track record of owning systems end-to-end, including monitoring, alerting, and zero-downtime releases. CI/CD fluency Jenkins, GitHub Actions, CircleCI or similar. Strong communication and mentorship More ❯
reading, south east england, united kingdom Hybrid / WFH Options
Ocho
and scalable architecture. Were hiring for Principal and Staff-level Engineers with deep Python and AWS expertise engineers who think beyond code to shape systems, influence decisions, and mentor others. You'll be instrumental in evolving a platform that digitises complex workflows and surfaces operational insights in real time. … What Youll Be Doing Architecting and building production-grade backend services and APIs using Python (Django or Flask). Designing distributedsystems on AWS, with performance, resilience, and scalability top of mind. Leading by example through clean code, mentoring, and clear technical direction. Owning CI/CD workflows … AWS and modern infrastructure tooling (Terraform, Docker, Kubernetes). Experience delivering microservices, REST APIs, and serverless or container-based architectures. Track record of owning systems end-to-end, including monitoring, alerting, and zero-downtime releases. CI/CD fluency Jenkins, GitHub Actions, CircleCI or similar. Strong communication and mentorship More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Ocho
term buildout. The immediate need is for a hands-on Senior Backend Developer with strong experience in serverless AWS architecture, Python-based microservices, and distributed systems. You'll join a remote-first team that spans across the US, and the UK, collaborating through Slack and working with autonomy and … and event-driven infrastructure. Key Responsibilities: * Design and develop cloud-native backend services using Python and AWS Lambda * Build scalable microservices and event-driven systems using SQS, SNS, and EventBridge * Contribute to API development (REST/GraphQL) and data integration pipelines * Collaborate with cross-functional teams on architecture and … a SaaS or cloud-first environment * Strong Python backend development experience * Deep understanding of AWS serverless tools (Lambda, DynamoDB, API Gateway, etc.) * Experience building distributedsystems and event-driven architecture * Familiarity with GraphQL APIs and scalable API design * Exposure to cloud observability (tracing, metrics, logging) and DevOps workflows More ❯
reading, south east england, united kingdom Hybrid / WFH Options
Ocho
term buildout. The immediate need is for a hands-on Senior Backend Developer with strong experience in serverless AWS architecture, Python-based microservices, and distributed systems. You'll join a remote-first team that spans across the US, and the UK, collaborating through Slack and working with autonomy and … and event-driven infrastructure. Key Responsibilities: * Design and develop cloud-native backend services using Python and AWS Lambda * Build scalable microservices and event-driven systems using SQS, SNS, and EventBridge * Contribute to API development (REST/GraphQL) and data integration pipelines * Collaborate with cross-functional teams on architecture and … a SaaS or cloud-first environment * Strong Python backend development experience * Deep understanding of AWS serverless tools (Lambda, DynamoDB, API Gateway, etc.) * Experience building distributedsystems and event-driven architecture * Familiarity with GraphQL APIs and scalable API design * Exposure to cloud observability (tracing, metrics, logging) and DevOps workflows More ❯
high-quality products and advocating for high standards of practice. You will have a proven track record of designing, developing, and testing high-performance distributedsystems in an agile environment; using your extensive Python coding skills and knowledge of containerised microservices to deploy in global environments. You will … understanding of common data structures and programming methods. Strong problem solving, troubleshooting and analysis skills. Demonstrated ability to design, develop, and test high-performance distributed systems. Technically versatile and able to learn new skills that you can apply across multiple types of work. Experience with containerised microservices and deployment More ❯
within the Space, Defence and Intelligence business unit here at CGI. The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We … pivotal in driving the collection, formatting and integrity of our data, with a focus on advancing data collection, processing, and storage using cutting-edge distributed systems. Ideal candidates will have a keen interest in Cyber Security or Big Data. Key Responsibilities: • Modernise Data Infrastructure: Develop and enhance data collection … processing, and storage systems using advanced distributed technologies, including Kafka, Kubernetes, Zookeeper, and HDFS. • Automate Release Processes: Improve reproducibility, testability, and quality of our releases by automating release processes. Knowledge of Ansible and Azure DevOps is highly beneficial. • Collaborate Cross-Functionally: Work closely with various teams to understand More ❯
a contract basis. This company is renowned for its engineering excellence, and they're looking for a Senior Backend Engineer who can take their distributedsystems to the next level. As a Senior Backend Engineer, you'll be working on mission-critical, data-intensive applications that push the … reviews, design discussions, and knowledge sharing. Senior Backend Engineer (Go) - Key Requirements: Significant professional experience in software development, with a strong focus on backend systems Proficiency in Go/Golang and proven expertise in AWS, Kubernetes, and Docker Experience with end-to-end software engineering, including system design and More ❯
a contract basis. This company is renowned for its engineering excellence, and they're looking for a Senior Backend Engineer who can take their distributedsystems to the next level. As a Senior Backend Engineer, you'll be working on mission-critical, data-intensive applications that push the … reviews, design discussions, and knowledge sharing. Senior Backend Engineer (Go) - Key Requirements: Significant professional experience in software development, with a strong focus on backend systems Proficiency in Go/Golang and proven expertise in AWS, Kubernetes, and Docker Experience with end-to-end software engineering, including system design and More ❯
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 … service in high growth environment Solve unique and first-order problems at massive-scale across many AWS Services Learn how to build and operate distributedsystems at massive scale Build and influence the tools and utilities that are part of the AWS fleet running our internal services Key … job responsibilities WHAT DOES A SYSTEMS ENGINEER DO AT AMAZON? Amazon has a collaborative, purposeful and enthusiastic environment where we "Work Hard, Have Fun, Make History." On a typical day engineers might dive deep into understanding the root cause of a customer issue, investigate why a metric is trending More ❯
will be pivotal in driving the collection, formatting and integrity of our data, focusing on advancing data collection, processing, and storage using cutting-edge distributed systems. Ideal candidates will have a keen interest in Cyber Security or Big Data. Key Responsibilities: Modernise Data Infrastructure: Develop and enhance data collection … processing, and storage systems using advanced distributed technologies, including Kafka, Kubernetes, Zookeeper, and HDFS. Automate Release Processes: Improve reproducibility, testability, and quality of our releases by automating release processes. Knowledge of Ansible and Azure DevOps is highly beneficial. Collaborate Cross-Functionally: Work closely with various teams to understand … parse, ship, and audit data, handling thousands of data points per second. Required qualifications to be successful in this role Technical Background: Knowledge of distributed data systems, with experience in tools such as Kafka, Kubernetes, Zookeeper, and HDFS. Proficiency in Linux, specifically Red Hat Enterprise Linux (RHEL). More ❯
reading, south east england, united kingdom Hybrid / WFH Options
MCS Group
a microservices environment. Strong background in AWS (Lambda, ECS, DynamoDB, S3, etc.) and cloud-native architecture. A track record of building and scaling complex distributed systems. Leadership experience with a passion for developing others and promoting engineering excellence. A proactive mindset, strong problem-solving ability, and a love for More ❯
slough, south east england, united kingdom Hybrid / WFH Options
MCS Group
a microservices environment. Strong background in AWS (Lambda, ECS, DynamoDB, S3, etc.) and cloud-native architecture. A track record of building and scaling complex distributed systems. Leadership experience with a passion for developing others and promoting engineering excellence. A proactive mindset, strong problem-solving ability, and a love for More ❯
Do you dream in Java? Do you get excited about distributedsystems? Does the idea of tackling greenfield projects make you excited? The Gig: Were on a mission to build a next-levelplatforma mix of shiny new greenfield work and some exciting enhancements to existing systems. No boring More ❯
Do you dream in Java? Do you get excited about distributedsystems? Does the idea of tackling greenfield projects make you excited? The Gig: Were on a mission to build a next-levelplatforma mix of shiny new greenfield work and some exciting enhancements to existing systems. No boring More ❯
Code Wizards are looking for a skilled Elixir Developer to join on an initial contract basis, working on high-performance systems powering multiplayer gaming experiences. You’ll help build scalable, reliable infrastructure that keeps players connected and engaged in real-time. This hands-on development role may involve working … reviews, and uphold code quality standards Contribute to architectural discussions and technical decisions SKILLS AND EXPERIENCE Significant professional experience with Elixir Solid understanding of distributedsystems and functional programming Experience with real-time messaging and databases. Strong problem-solving and debugging skills Previous experience or passion for games More ❯
profile programme for a central government department. The programme represents the next generation of the UK's biometric capability replacing and integrating with legacy systems and other departments. A unique development opportunity to work on a Public Sector Based Large Scale programme with an innovative market leader. Key Responsibilities … highlight issues to relevant departments for resolution and follow through until resolved. Adhere to agreed response time and resolution time SLAs. Collaborate with a distributed team of developers, analysts, and business owners, across all levels. Required Skills: Hands-on experience with Java 8 or above. Hands-on experience in … AWS API Gateway and Serverless technologies. Message broker like Apache Kafka. Mustache template. Experience in large scale integration projects involving messaging, web services, and distributed systems. Qualifications: A self-starter, comfortable working in both process-driven and ambiguous environments. Experience and a passion for working within Central Government and More ❯