Watford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
helping to drive the connected world and power new products and services. We’re changing the way that organisations connect any number of their systems and services.Whether internal, external, public or highly encrypted systems, Tyk helps businesses drive value across the retail, finance, telecoms, healthcare, or media industries … quality, efficient solutions, while championing continuous improvement across our software engineering lifecycle. As a Senior Go Developer you will be passionate about backend development, distributedsystems, and driving engineering excellence. Here’s what you’ll be responsible for: Technical Leadership Lead solution design for medium and high-complexity … problems, adhering to established design principles. Design distributedsystems with security-first principles, ensuring no security defects or production leakage. Contribute to the direction of API Gateway architecture and dashboard API functionality. Build and extend API Gateway capabilities, including complex traffic routing, security, rate limiting, mTLS, authentication, and More ❯
Watford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
the next generation of financial infrastructure technology. The position involves building core services, enhancing platform components, and contributing to the development of robust, scalable systems capable of supporting global operations. Candidate Profile: Ideal candidates will possess strong analytical and problem-solving abilities, with a track record of delivering high … quality software in complex environments. Experience with distributedsystems and ownership of the full development lifecycle—from design through deployment and monitoring—is essential. Senior Engineers will also be expected to provide mentorship and technical leadership within their teams. Key Requirements: Professional experience with C# (.NET) Expertise in … in Azure cloud services (e.g. Azure SQL, Cosmos DB, Functions, Container Apps) Experience with microservices, event-driven architectures, and automated testing Familiarity with messaging systems such as Azure Service Bus, Event Grid, or Event Hub Practical experience with Infrastructure as Code tools like Terraform and Bicep Excellent communication skills More ❯
Watford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
and a passion for creating cutting-edge financial products. Key Responsibilities: ● Design, implement, and maintain cloud-native infrastructure (primarily AWS) to support Klear’s distributedsystems and APIs. ● Manage and optimize CI/CD pipelines, ensuring rapid and reliable code delivery across ● Work closely with the engineering team … Docker, ● Deep understanding of CI/CD best practices and hands-on experience with tools like GitHub Actions, CircleCI, or similar. ● Experience with messaging systems (RabbitMQ, Kafka, etc.) and event-driven ● Proficiency in infrastructure as code (Terraform preferred). ● Familiarity with monitoring stacks (Prometheus, Grafana, ELK, etc.) and system … is a plus. ● Excellent problem-solving skills and a proactive attitude. ● Strong communication and teamwork abilities. Preferred Qualifications: ● Prior experience in fintech, post-trade systems including certifications and auditing, or exchange infrastructure. ● Exposure to ledger-based systems or distributed data models. ● Experience with ISO 27001 or FCA More ❯
Hemel Hempstead, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
and a passion for creating cutting-edge financial products. Key Responsibilities: ● Design, implement, and maintain cloud-native infrastructure (primarily AWS) to support Klear’s distributedsystems and APIs. ● Manage and optimize CI/CD pipelines, ensuring rapid and reliable code delivery across ● Work closely with the engineering team … Docker, ● Deep understanding of CI/CD best practices and hands-on experience with tools like GitHub Actions, CircleCI, or similar. ● Experience with messaging systems (RabbitMQ, Kafka, etc.) and event-driven ● Proficiency in infrastructure as code (Terraform preferred). ● Familiarity with monitoring stacks (Prometheus, Grafana, ELK, etc.) and system … is a plus. ● Excellent problem-solving skills and a proactive attitude. ● Strong communication and teamwork abilities. Preferred Qualifications: ● Prior experience in fintech, post-trade systems including certifications and auditing, or exchange infrastructure. ● Exposure to ledger-based systems or distributed data models. ● Experience with ISO 27001 or FCA More ❯
Braintree, England, United Kingdom Hybrid / WFH Options
Qdrant Solutions GmbH
data. By offering both open-source software and managed cloud solutions, we empower developers and enterprises to build scalable, AI-driven search and recommendation systems with ease. Our offering runs on major cloud providers in regions worldwide. Tasks We are seeking a talented and product-minded Senior Backend Engineer … with strong expertise in building resilient systems as well as having a good understanding in how to make them accessible. While expertise in vector databases is not required for this role, we highly value experience in billing and payments, where handling complex transactions at scale is a critical challenge. … zone: UTC−01:00 to UTC+04:00. This is what you can expect when working with us. Design, develop, and maintain billing and payment systems with high precision and attention to detail. Extend integrations with payment gateways (e.g., Stripe, Adyen, PayPal, Braintree) and marketplaces (e.g., Amazon, eBay, Shopify, App More ❯
Cambridge, England, United Kingdom Hybrid / WFH Options
Arm
platform remains efficient and cost-effective. Required Skills And Experience Backend or platform software development experience. Proficiency in Python, Go, Rust, or another modern systems language. Deep understanding of distributedsystems and cloud-native architecture (e.g., Kubernetes, Serverless, containers, microservices). Hands-on experience with load testing … Azure, and IaC tools (Terraform, Helm, etc.). Familiarity with CI/CD pipelines, monitoring tools, and production support practices. Proven experience monitoring production systems, designing actionable alerts, and improving reliability through observability (metrics, logs, tracing). “Nice To Have” Skills And Experience Experience with workload orchestration or job … scheduling systems (e.g., AWS Batch, Slurm, LSF). Exposure to compute-intensive domains such as EDA, HPC, or large-scale simulation. Knowledge of FinOps practices or cloud cost optimization. Contributions to highly available production systems with defined SLAs. In Return In return, you’ll join a collaborative and More ❯
Cambourne, Cambridgeshire, United Kingdom Hybrid / WFH Options
Remotestar
a strong understanding that our customers are the ultimate beneficiary of well built, scalable and working software. Key Responsibilities: Design, develop, and maintain software systems using modern frameworks and technologies. Collaborate with cross-functional teams to define, design, and ship new features. Write clean, maintainable, and efficient code. Implement … Kotlin (Android) and Swift (iOS) Strong understanding of server-side languages and frameworks such as Node.js, .NET, PHP, GoLang, Rust Experience with database management systems e.g., MySQL, PostgreSQL, MS SQL Server MongoDB). Familiarity with Git and branching strategies such as GitOps Solid understanding of testing frameworks and methodologies … e.g., AWS, Azure, Google Cloud. Knowledge of DevOps practices and CI/CD pipelines. Experience with containerization technologies e.g., Docker, Kubernetes Experience in writing distributedsystems and concepts of sharding, Pub/Sub. Understanding of Agile methodologies. Even if you don't meet every requirement, we still encourage More ❯
Cambourne, Cambridgeshire, United Kingdom Hybrid / WFH Options
Remotestar
experience in software development, with at least 2 years specializing in Go. - Develop and maintain robust, high-performance applications using Go. - Work on concurrent systems such as real-time bidding (RTB) systems, high-load marketplaces, or chat applications. - Build and optimize distributedsystems, with a preference … DevOps and Automation: - Set up and manage CI/CD pipelines using Infrastructure as Code (IaC). - Build and maintain monitoring and alerting systems, with a preference for experience using DataDog. 4) Database and Messaging Integration: - Design and integrate databases, with experience in Postgres or MySQL being essential. - Set More ❯
Hemel Hempstead, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
focused on hands-on coding rather than management or other hands-off responsibilities. You’ll architect and build reliable and scalable AI/ML systems, laying the groundwork for a new, dedicated team focused on intelligent product capabilities. With a focus on applied machine learning, generative AI, and cloud … ML Project Ownership Lead the delivery of machine learning initiatives from exploration through to deployment and monitoring. Own the full development cycle for ML systems — including architecture, data pipelines, model training, and production deployment. Cross-functional Collaboration Work closely with Product, Engineering, and DevOps teams to embed intelligent features … engineering, and automation. Experience working with AWS (e.g., SageMaker, Bedrock) and infrastructure-as-code tools like Terraform. Solid understanding of large-scale data pipelines, distributedsystems, and microservice architectures. Comfortable working with LLMs, model fine-tuning, and building features powered by generative AI. Experience setting up CI/ More ❯
Watford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
focused on hands-on coding rather than management or other hands-off responsibilities. You’ll architect and build reliable and scalable AI/ML systems, laying the groundwork for a new, dedicated team focused on intelligent product capabilities. With a focus on applied machine learning, generative AI, and cloud … ML Project Ownership Lead the delivery of machine learning initiatives from exploration through to deployment and monitoring. Own the full development cycle for ML systems — including architecture, data pipelines, model training, and production deployment. Cross-functional Collaboration Work closely with Product, Engineering, and DevOps teams to embed intelligent features … engineering, and automation. Experience working with AWS (e.g., SageMaker, Bedrock) and infrastructure-as-code tools like Terraform. Solid understanding of large-scale data pipelines, distributedsystems, and microservice architectures. Comfortable working with LLMs, model fine-tuning, and building features powered by generative AI. Experience setting up CI/ More ❯
Basildon, England, United Kingdom Hybrid / WFH Options
Ortolan
pipelines using tools like AWS Code Pipeline, Jenkins, or GitLab CI/CD Excellent problem-solving skills and ability to troubleshoot complex issues in distributedsystems Effective communication skills with the ability to collaborate effectively with cross-functional teams Service-oriented with excellent customer service persona Great analytical More ❯
Bedford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Be available for emergency fixing of severity 1 issues on deployed products Integrate software components and third-party libraries Verify and deploy programs and systems Troubleshoot, debug and upgrade existing software Write documentation for the code Write technical user manuals Be knowledgeable of distributed and concurrent computation Be … desirable but not essential Specialist Skills Strong experience with the Rust programming language and system programming Experience with web services development and RESTful APIs Distributedsystems and network development A track record of delivering software projects from start to finish Proficiency in software development best practices, including design More ❯
Colchester, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Be available for emergency fixing of severity 1 issues on deployed products Integrate software components and third-party libraries Verify and deploy programs and systems Troubleshoot, debug and upgrade existing software Write documentation for the code Write technical user manuals Be knowledgeable of distributed and concurrent computation Be … desirable but not essential Specialist Skills Strong experience with the Rust programming language and system programming Experience with web services development and RESTful APIs Distributedsystems and network development A track record of delivering software projects from start to finish Proficiency in software development best practices, including design More ❯
Cambridge, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Be available for emergency fixing of severity 1 issues on deployed products Integrate software components and third-party libraries Verify and deploy programs and systems Troubleshoot, debug and upgrade existing software Write documentation for the code Write technical user manuals Be knowledgeable of distributed and concurrent computation Be … desirable but not essential Specialist Skills Strong experience with the Rust programming language and system programming Experience with web services development and RESTful APIs Distributedsystems and network development A track record of delivering software projects from start to finish Proficiency in software development best practices, including design More ❯
Stevenage, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Be available for emergency fixing of severity 1 issues on deployed products Integrate software components and third-party libraries Verify and deploy programs and systems Troubleshoot, debug and upgrade existing software Write documentation for the code Write technical user manuals Be knowledgeable of distributed and concurrent computation Be … desirable but not essential Specialist Skills Strong experience with the Rust programming language and system programming Experience with web services development and RESTful APIs Distributedsystems and network development A track record of delivering software projects from start to finish Proficiency in software development best practices, including design More ❯
Chelmsford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Be available for emergency fixing of severity 1 issues on deployed products Integrate software components and third-party libraries Verify and deploy programs and systems Troubleshoot, debug and upgrade existing software Write documentation for the code Write technical user manuals Be knowledgeable of distributed and concurrent computation Be … desirable but not essential Specialist Skills Strong experience with the Rust programming language and system programming Experience with web services development and RESTful APIs Distributedsystems and network development A track record of delivering software projects from start to finish Proficiency in software development best practices, including design More ❯
Norwich, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Be available for emergency fixing of severity 1 issues on deployed products Integrate software components and third-party libraries Verify and deploy programs and systems Troubleshoot, debug and upgrade existing software Write documentation for the code Write technical user manuals Be knowledgeable of distributed and concurrent computation Be … desirable but not essential Specialist Skills Strong experience with the Rust programming language and system programming Experience with web services development and RESTful APIs Distributedsystems and network development A track record of delivering software projects from start to finish Proficiency in software development best practices, including design More ❯
Watford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Be available for emergency fixing of severity 1 issues on deployed products Integrate software components and third-party libraries Verify and deploy programs and systems Troubleshoot, debug and upgrade existing software Write documentation for the code Write technical user manuals Be knowledgeable of distributed and concurrent computation Be … desirable but not essential Specialist Skills Strong experience with the Rust programming language and system programming Experience with web services development and RESTful APIs Distributedsystems and network development A track record of delivering software projects from start to finish Proficiency in software development best practices, including design More ❯
Hemel Hempstead, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Be available for emergency fixing of severity 1 issues on deployed products Integrate software components and third-party libraries Verify and deploy programs and systems Troubleshoot, debug and upgrade existing software Write documentation for the code Write technical user manuals Be knowledgeable of distributed and concurrent computation Be … desirable but not essential Specialist Skills Strong experience with the Rust programming language and system programming Experience with web services development and RESTful APIs Distributedsystems and network development A track record of delivering software projects from start to finish Proficiency in software development best practices, including design More ❯
Watford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Boot, Microservices) Proficiency with AWS services (Java Spark, EMR, Lambda, native AWS databases) Experience with Kubernetes and EKS Strong understanding of cloud infrastructure and distributedsystems A proactive mindset with a focus on end-to-end delivery Nice to Have Background in the Payments or FinTech industry Experience More ❯
Hemel Hempstead, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
DB. Extensive experience designing and delivering APIs, microservices, and event-driven systems. Skilled in architectural best practices such as domain-driven design, CQRS, and distributedsystems thinking. Strong understanding of CI/CD, containerisation, and cloud-native infrastructure. Familiarity with frontend architecture (Angular or similar) and its integration More ❯
Peterborough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
DB. Extensive experience designing and delivering APIs, microservices, and event-driven systems. Skilled in architectural best practices such as domain-driven design, CQRS, and distributedsystems thinking. Strong understanding of CI/CD, containerisation, and cloud-native infrastructure. Familiarity with frontend architecture (Angular or similar) and its integration More ❯
Norwich, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
DB. Extensive experience designing and delivering APIs, microservices, and event-driven systems. Skilled in architectural best practices such as domain-driven design, CQRS, and distributedsystems thinking. Strong understanding of CI/CD, containerisation, and cloud-native infrastructure. Familiarity with frontend architecture (Angular or similar) and its integration More ❯
Colchester, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
DB. Extensive experience designing and delivering APIs, microservices, and event-driven systems. Skilled in architectural best practices such as domain-driven design, CQRS, and distributedsystems thinking. Strong understanding of CI/CD, containerisation, and cloud-native infrastructure. Familiarity with frontend architecture (Angular or similar) and its integration More ❯
DB. Extensive experience designing and delivering APIs, microservices, and event-driven systems. Skilled in architectural best practices such as domain-driven design, CQRS, and distributedsystems thinking. Strong understanding of CI/CD, containerisation, and cloud-native infrastructure. Familiarity with frontend architecture (Angular or similar) and its integration More ❯