in React, TypeScript, and JavaScript Strong understanding of WebSocket integration, low-latency data streaming, and threading Experience troubleshooting data-heavy UIs and optimising load times Familiarity with tools like Redis, Kafka, and cloud platforms such as Azure or AWS Proficient in Git and modern source control workflows Knowledge of performance diagnostics (e.g. Google PageSpeed Insights) and responsive UI optimisation Nice More ❯
MySQL, RedShift, Oracle SQL Server, or Postgres. Experience with AWS based system architecture covering S3, EKS, EC2, Batch, or Airflow etc. Experience with caching and messaging technologies such as, Redis, Hazelcast, MQ, or Kafka etc. Experience with programming within a CICD pipeline such as Git, Jenkins etc. Strong problem-solving and troubleshooting skills and ability to work in a collaborative More ❯
Be responsible for production stability and support Qualifications 5+ years as a Full Stack Node.js/Nest.js developer - must have; Experience with React, Redux; Experience with MySQL, TypeORM, and Redis Solid understanding of JavaScript and TypeScript. Experience with CSS, HTML is a plus; Familiarity with Azure DevOps, Coralogix, and Datadog will be an advantage; Understanding of CSS3, HTML5 and adaptable More ❯
Be responsible for production stability and support Qualifications 5+ years as a Full Stack Node.js/Nest.js developer - must have; Experience with React, Redux; Experience with MySQL, TypeORM, and Redis Solid understanding of JavaScript and TypeScript. Experience with CSS, HTML is a plus; Familiarity with Azure DevOps, Coralogix, and Datadog will be an advantage; Understanding of CSS3, HTML5 and adaptable More ❯
Ashford, England, United Kingdom Hybrid / WFH Options
CLEO Systems
be at the forefront of building and maintaining powerful, high-performance systems that support real-world healthcare delivery. You'll be working with modern technologies such as Go, Node.js, Redis, RabbitMQ, Postgres, and Docker—all deployed within AWS environments. Your expertise will help shape our evolving microservice architecture, improve our engineering practices, and directly impact clinicians and patients across the More ❯
Ashford, south west england, united kingdom Hybrid / WFH Options
CLEO Systems
be at the forefront of building and maintaining powerful, high-performance systems that support real-world healthcare delivery. You'll be working with modern technologies such as Go, Node.js, Redis, RabbitMQ, Postgres, and Docker—all deployed within AWS environments. Your expertise will help shape our evolving microservice architecture, improve our engineering practices, and directly impact clinicians and patients across the More ❯
Sheffield, Yorkshire, United Kingdom Hybrid / WFH Options
Reach Studios Limited
ll Need Must-haves: Comprehensive experience in a DevOps or SRE role, ideally in a multi-project environment Deep experience with web stacks: Nginx/Apache, PHP-FPM, MySQL, Redis, Varnish, Elasticsearch Proven expertise in managing and optimising Cloudflare across DNS, security, performance, and access Experience with Magento 2 infrastructure and deployment CI/CD experience with BitBucket Pipelines, GitHub More ❯
ashford district, south east england, united kingdom Hybrid / WFH Options
CLEO Systems
be at the forefront of building and maintaining powerful, high-performance systems that support real-world healthcare delivery. You'll be working with modern technologies such as Go, Node.js, Redis, RabbitMQ, Postgres, and Docker—all deployed within AWS environments. Your expertise will help shape our evolving microservice architecture, improve our engineering practices, and directly impact clinicians and patients across the More ❯
learn and grow Ensure the maintainability and scalability of the platform overall. What you'll be working with Tech Stack: Ruby on Rails, Hotwire (Turbo, and Stimulus), PostgreSQL, Sidekiq, Redis, Tailwind v4 Infrastructure:Heroku, AWS Workflow: GitHub for version control and CI/CD, Shape Up methodology Your profile Why us? A competitive package that rewards your skills and dedication. More ❯
Chester, Cheshire, United Kingdom Hybrid / WFH Options
Pontoon
with a strong emphasis on cloud/container technologies. Proven experience in onboarding vendor pre-packaged applications onto OpenShift/Kubernetes. Hands-on expertise with containers, Kubernetes, Apache Tomcat, Redis, RabbitMQ, Node.js, and RESTful APIs. Familiarity with Oracle PL/SQL coding/debugging and MQ/NDM/SFTP integration. Strong understanding of version control, continuous integration best practices More ❯
Ashford, England, United Kingdom Hybrid / WFH Options
CLEO Systems
you will play a key role in designing, building, and maintaining robust, high-performance backend services that power our healthcare applications. You’ll work with modern technologies including Node.js, Redis, RabbitMQ, Postgres, and Docker to deliver scalable and secure software that directly supports clinicians and patients. You will take ownership of critical technical components, contribute to architecture decisions, and collaborate More ❯
Ashford, south west england, united kingdom Hybrid / WFH Options
CLEO Systems
you will play a key role in designing, building, and maintaining robust, high-performance backend services that power our healthcare applications. You’ll work with modern technologies including Node.js, Redis, RabbitMQ, Postgres, and Docker to deliver scalable and secure software that directly supports clinicians and patients. You will take ownership of critical technical components, contribute to architecture decisions, and collaborate More ❯
languages . Competency in using Git, CI/CD platforms, Docker and Kubernetes. Familiarity with More than one of: C#, Java, Python, and C++ Databases such as: MSSQL, Postgres, Redis Kafka/RabbitMQ or similar event-based platforms Data structures and design/analysis of algorithms Not required, but a bonus Fixed Income products and Interest Rate derivatives (including Risk More ❯
least one orchestration/deployment platform; Excellent communication and ability to frame AI solutions in business terms. Nice-to-have: Familiarity with database systems (PostgreSQL, MongoDB) and caching layers (Redis); Open-source contributions or published AI demos; Understanding of cost-optimization, monitoring for LLM usage and model-API trade-offs; Familiarity with prompt engineering best practices and "vibe-coding" tools More ❯
or other. Web architecture: Rest and restful APIs, micro-services Master source version control: GIT Nice to have technical skills (Strongly advised for senior profiles) Containers: Docker, kubernetes Caching, Redis server Web load balancing Scaling OS administration Encryption : https , digital signing Other key skills and traits : Outstanding written & verbal communication skills Outstanding project management skills. Demonstrated ability to prioritize, self More ❯
I/O), Spring Boot, REST, GraphQL web services Sound understanding of SQL/PL-SQL on Oracle DB Extensive working knowledge on container platform based on Kubernetes, Kafka, Redis Experience with Unix commands, shell scripting. Strong understanding of Design patterns and Architectural principles Familiarity with standard data structures and algorithms. Experience using the following tools - JIRA, Harness/uDeploy More ❯
and Design to solve customer problems. Ideally you will have: Strong experience as a Backend Engineer working on a technical product. Experience working with databases (we use Postgres and Redis). Good system design skills. We are hiring at all levels of our Engineering Progression framework in London. It would also be great if you have: Experience with functional programming. More ❯
approach - keeping our Rails app clean, cohesive, and aligned with best practices from the Ruby community. Our stack should feel familiar to most experienced Rubyists: Backend: Rails 7.1, PostgreSQL, Redis, Sidekiq Frontend: Turbo 8, a sprinkling of React, ViewComponents, Sass, BEM methodology Testing: Minitest, Capybara, Selenium Payments: Stripe Connect and Billing Deployment: GitHub Actions, Heroku What We're Looking For More ❯
at scale (Twitter v2, Reddit, Discord, Telegram, Scrapy, Playwright). Experience with real-time streaming systems (Kafka, RabbitMQ) and ingesting high-velocity data. Deep data-engineering expertise across Postgres, Redis, InfluxDB, and ClickHouse-schema design, indexing, and caching for sub-second reads. Experience deploying microservices in production using Docker and Kubernetes. Skilled in setting up observability and alerting pipelines (Prometheus More ❯
and knowledge sharing. Our Technology Stack We take a majestic monolith approach - keeping our Rails app clean, cohesive, and aligned with Ruby community best practices. Backend: Rails 7.1, PostgreSQL, Redis, Sidekiq, TimescaleDB Frontend: Turbo 8, targeted React for richer UI, ViewComponents, Sass, BEM methodology Testing: Minitest, Capybara, Selenium Payments: Stripe Connect and Billing Deployment: GitHub Actions, Heroku What We're More ❯
the team to adopt modern, innovative solutions that benefit the business and our customers Tech Stack Summary: C#/.NET, PHP (Symfony, Laravel), JavaScript/TypeScript (VueJS), MySQL, MSSQL, Redis, RabbitMQ, Docker, AWS, Datadog Qualifications Candidates must be able to demonstrate Education & Work Experience: A bachelor's degree (or higher) in Computer Science, Software Engineering, or a related field. 7+ More ❯
/or RabbitMQ. Deep understanding of messaging and queuing systems, including design patterns for reliability, retries, and scaling. Strong understanding of PostgreSQL for relational database systems. Experience working with Redis for caching and high-performance data handling. Experience setting up and maintaining CI/CD pipelines for smooth and automated deployments. Low-Level & Deep Stack Problem-Solving Note: We don More ❯
Development (TDD). Technical Expertise You understand Computer Science, Object-oriented Programming (OOP), Design Patterns, Data Structures, and Algorithms. Knowledge of additional technologies such as Scala, React, Spring, Oracle, Redis, Kubernetes, Docker, and Linux is advantageous. Soft Skills You are collaborative and possess strong communication More ❯
leads. - GIT Lab, Jenkins, Chef, Puppet, IBM & AWS Cloud & internal stuff, ETL layer on top of groovy which they want to get off of, Marclogic code base, X-query, redis for cashing. - Participate in deployment & configuration of the application as needed - Understands servers and databases and related architecture requirements and ensures those requirements can be achieved and maintained through high More ❯
IaC experience. Knowledge of Docker, Kubernetes, AKS. Proficient in CI/CD tools (e.g., GitHub Actions). Experience with distributed systems, monitoring tools (e.g., Prometheus, Grafana), and caching (e.g., Redis). Strong communication and cross-functional collaboration skills. Desirable Skills Familiarity with SRE principles and incident management tools (e.g., PagerDuty). Understanding of DevOps security practices and FinOps. Experience with More ❯