London, England, United Kingdom Hybrid / WFH Options
Client Server
language (e.g. Python, Java, C++, C#) You're happy to work with the following tech stack (you don't need experience with all): Elixir, Ember, Elm, Phoenix, LiveView, Python, PostgreSQL, AWS, Docker You have an analytical mindset and enjoy problem solving You have experience of working in start-ups/SMEs and have good business acumen Ideally you will have More ❯
management systems (OMS), and trade lifecycle workflows. • Experience building FIX or WebSocket APIs for trading. • Options and structured products experience. Our Tech Stack • Backend: C#, Python • Frontend: React • Databases: PostgreSQL, DynamoDB • Infrastructure: AWS (EKS, EC2) • Version Control & CI/CD: GitHub, ArgoCD This role offers an exciting opportunity to build mission-critical trading systems that directly support STS Digital’s More ❯
and TypeScript on the client side for our mobile apps and booking flow Next.js and React for parts of our marketing website Ionic for hybrid and progressive mobile apps PostgreSQL for our database, using some of its advanced geographic modelling capabilities Metabase for analysis and self-serve data exploration Redis for caching and task queues GitHub, Codeship and Heroku for More ❯
and TypeScript on the client side for our mobile apps and booking flow Next.js and React for parts of our marketing website Ionic for hybrid and progressive mobile apps PostgreSQL for our database, using some of its advanced geographic modelling capabilities Metabase for analysis and self-serve data exploration Redis for caching and task queues GitHub, Codeship and Heroku for More ❯
algorithmic trading. Diversity of perspectives, skills, and backgrounds is valued. Requirements 5-7 years of experience with Java or Python (C++ a plus) Familiarity with databases (e.g., SQL Server, Postgres) Familiarity with developing, testing, or deploying with cloud providers (e.g., AWS, GCP, Azure) Experience using version control software (e.g., Git) Curiosity and a desire to solve challenging problems Strong programming More ❯
algorithmic trading. Diversity of perspectives, skills, and backgrounds is valued. Requirements 5–7 years of experience with Java or Python (C++ a plus) Familiarity with databases (e.g., SQL Server, Postgres) Familiarity with developing, testing, or deploying with cloud providers (e.g., AWS, GCP, Azure) Experience using version control software (e.g., Git) Curiosity and a desire to solve challenging problems Strong programming More ❯
teams (developers, DevOps, data scientists, product managers) in an agile methodology . Their Tech Stack includes: Backend: Spring & Spring Boot, Java, Python, FastAPI Frontend: Vue.js Cloud: AWS Databases: Elasticsearch & Postgres And more... This role offers exciting opportunities to dive into various areas, including Natural Language Processing, Random Forest and Monte Carlo Simulations, Classification, Big Data ETL Pipelines, High Volume Event More ❯
environment. Requirements: 1st class - 2;1 Degree in Comp Sci or STEM subject from a Top ranked University 3+ years of experience in Python development Tech: Python, FastAPI, Pydantic, PostgreSQL, Numpy, Pandas, AWS DevOps tools: Kubernetes, Docker,Terraform, Jenkins Very strong software engineering principles Enthusiasm for startup environment and cross-functional teams Passion for automation and data infrastructure More ❯
environment. Requirements: 1st class - 2;1 Degree in Comp Sci or STEM subject from a Top ranked University 3+ years of experience in Python development Tech: Python, FastAPI, Pydantic, PostgreSQL, Numpy, Pandas, AWS DevOps tools: Kubernetes, Docker,Terraform, Jenkins Very strong software engineering principles Enthusiasm for startup environment and cross-functional teams Passion for automation and data infrastructure More ❯
Tech Stack Backend: Golang (Go) Frontend: React, TailwindCSS Hosting/Infrastructure: AWS (microservices architecture) Other: REST APIs, CI/CD pipelines, version control (Git), Jira, agile delivery Relational databases: PostgreSQL, MySQL Key responsibilities of the Full-Stack Developer Outside of IR35 Develop and extend backend services using Golang , following microservices principles. Build and enhance responsive user interfaces using React and More ❯
London, Bishopsgate, United Kingdom Hybrid / WFH Options
VIQU IT
Tech Stack Backend: Golang (Go) Frontend: React, TailwindCSS Hosting/Infrastructure: AWS (microservices architecture) Other: REST APIs, CI/CD pipelines, version control (Git), Jira, agile delivery Relational databases: PostgreSQL, MySQL Key responsibilities of the Full-Stack Developer Outside of IR35 Develop and extend backend services using Golang , following microservices principles. Build and enhance responsive user interfaces using React and More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
VIQU IT Recruitment
Tech Stack Backend: Golang (Go) Frontend: React, TailwindCSS Hosting/Infrastructure: AWS (microservices architecture) Other: REST APIs, CI/CD pipelines, version control (Git), Jira, agile delivery Relational databases: PostgreSQL, MySQL Key responsibilities of the Full-Stack Developer Outside of IR35 Develop and extend backend services using Golang , following microservices principles. Build and enhance responsive user interfaces using React and More ❯
DevOps ways of working Familiarity with and experience of using UNIX Knowledge of CI toolsets Good client facing skills and problem solving aptitude DevOps knowledge of SQL Oracle DB Postgres ActiveMQ Zabbix Ambari Hadoop Jira Conflucene BitBucket ActiviBPM Oracle SOA Azure SQLServer IIS AWS Grafana Oracle BPM Jenkins Puppet CI and other cloud technologies. Benefits Include: Contributory pension scheme Employee More ❯
and architecting solutions. Demonstrated expertise in scaling and managing production systems. Provides comprehensive technical development support, both broad and detailed. Highly proficient in: Python, Java, Spring, JavaScript, Vue, Elasticsearch, PostgreSQL, cloud computing (AWS, Azure), Terraform, ML, GitHub Actions, Jenkins, and Linux. Responsibilities: Own the technical roadmap , aligning it with the product strategy to achieve key business objectives. Architect and manage More ❯
and well-documented code that stands the test of time. Contribute to architecture discussions and influence key technical decisions. Tech Stack Java 17+, Spring WebFlux/Project Reactor, Kafka, PostgreSQL, Docker, Kubernetes, AWS. Exposure to distributed systems, event-driven architecture, and microservices is highly valued Working Model 1-2 days per week in our London office, 3 days remote. May More ❯
and well-documented code that stands the test of time. Contribute to architecture discussions and influence key technical decisions. Tech Stack Java 17+, Spring WebFlux/Project Reactor, Kafka, PostgreSQL, Docker, Kubernetes, AWS. Exposure to distributed systems, event-driven architecture, and microservices is highly valued Working Model 1-2 days per week in our London office, 3 days remote. May More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
stack using Java, Spring Boot, CI/CD, Kubernetes, AWS, EKS and Grafana/Splunk. About you: You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis You have experience of running production workloads on Kubernetes (Amazon EKS preferred) You have a good knowledge of DevOps practices including CI/CD, IaC (Terraform) and container orchestration More ❯
and end-to-end ownership of projects. Key Responsibilities ->Design and develop backend services using Node.js/Nest.js and TypeScript . ->Architect and optimise data models and infrastructure within PostgreSQL . ->Build and maintain APIs and integrations (REST, GraphQL, tRPC, WebSockets). ->Collaborate with front-end teams using React to deliver complete features. ->DevOps best practices, including Docker , Kubernetes , and More ❯
and speed We deploy to production multiple times a day 🛠️ Tech Stack Backend: Python (FastAPI) + Typescript (express) Frontend: React + Typescript Infrastructure: AWS (serverless!), terraform Containerisation: Docker Database: PostgreSQL + DynamoDB CI/CD: GitHub actions + Blacksmith runners 🖥️ What You'll Do Build exceptional product and scale the core experience Implement and maintain features across the full stack More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Orchestra
and speed We deploy to production multiple times a day 🛠️ Tech Stack Backend: Python (FastAPI) + Typescript (express) Frontend: React + Typescript Infrastructure: AWS (serverless!), terraform Containerisation: Docker Database: PostgreSQL + DynamoDB CI/CD: GitHub actions + Blacksmith runners 🖥️ What You'll Do Build exceptional product and scale the core experience Implement and maintain features across the full stack More ❯
Science, Engineering, or a related STEM field. 🧠 Minimum 5 years of commercial experience in backend development. 💻 Strong proficiency in TypeScript and Node.js . 🗃️ Solid experience with SQL databases (e.g., PostgreSQL, MySQL). 🔄 Hands-on experience with Kafka or similar messaging systems. 🌐 Experience designing and implementing GraphQL APIs. 🧪 Familiarity with testing frameworks and CI/CD pipelines. 🗣️ Excellent communication skills and More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Twelve
Your Core Expertise: Python (Primary Language) 🐍 Solid full-stack development experience. Proven experience in environments where GenAI is utilised in the development workflow Full Tech Stack: Backend & Data: Python, PostgreSQL, BigQuery, MySQL Frontend: TypeScript, React, styled-components Testing: Jest, React Testing Library, Cypress, pytest Cloud & Infra: AWS, GCP, ECS Fargate, Docker, Terraform, GitHub Actions This is a unique opportunity for More ❯
