and frontend stacks. Strong programming proficiency in Python, C++, and Java (Quant/Trading grade codebases). Expertise in modern web development with React, Node.js, MongoDB, and SQL (Postgres, MySQL). Strong understanding of Git/GitHub, CI/CD workflows, code branching strategies, and code ownership. Prior work in a fintech, hedge fund, or proprietary trading firm environment. Crypto More ❯
london (city of london), south east england, united kingdom
Trireme
and frontend stacks. Strong programming proficiency in Python, C++, and Java (Quant/Trading grade codebases). Expertise in modern web development with React, Node.js, MongoDB, and SQL (Postgres, MySQL). Strong understanding of Git/GitHub, CI/CD workflows, code branching strategies, and code ownership. Prior work in a fintech, hedge fund, or proprietary trading firm environment. Crypto More ❯
City of London, England, United Kingdom Hybrid / WFH Options
ACLED
OAuth 2.0, JWT, SAML) and security standards. Experience with CI/CD, GitHub workflows, automated deployment. Proficiency in Docker, cloud services (AWS/DigitalOcean), container orchestration. Database experience (PostgreSQL, MySQL, MongoDB). Experience supporting BCP and DR activities. Knowledge of web and API security best practices. Fluency in English, problem-solving skills, attention to detail, ability to work remotely. Desirable More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Haystack
development using technologies such as React.js, TypeScript, and Tailwind CSS. Support backend development using Python (Django/FastAPI) and Node.js (Express). Assist with database development and maintenance (PostgreSQL, MySQL, and optionally MongoDB/DynamoDB). Contribute to cloud infrastructure deployment and maintenance (AWS or Azure). Assist with containerisation (Docker/Kubernetes). Support implementation of authentication systems (OAuth More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Haystack
development using technologies such as React.js, TypeScript, and Tailwind CSS. Support backend development using Python (Django/FastAPI) and Node.js (Express). Assist with database development and maintenance (PostgreSQL, MySQL, and optionally MongoDB/DynamoDB). Contribute to cloud infrastructure deployment and maintenance (AWS or Azure). Assist with containerisation (Docker/Kubernetes). Support implementation of authentication systems (OAuth More ❯
City of London, England, United Kingdom Hybrid / WFH Options
CFP Energy (UK) Ltd
for backend development. Expertise in React for building modern and responsive user interfaces. Solid understanding of web development concepts, including RESTful APIs and asynchronous programming. Experience with database systems (MySql, MongoDB, PostgreSQL, etc.). Knowledge of front-end build tools and package managers (Webpack, npm, etc.). Excellent problem-solving skills and the ability to work both independently and collaboratively More ❯
services (AWS preferred – EC2, Lambda, RDS, S3) Strong front-end skills in ASP.NET, PHP, Flutter/Dart Backend experience with Node.js or similar server-side languages Familiarity with MSSQL, MySQL, or PostgreSQL Hands-on experience in DevOps, Docker, Git, CI/CD practices A strategic mindset with problem-solving and analytical thinking Excellent communication and collaboration skills More ❯
london (city of london), south east england, united kingdom
COREcruitment Ltd
services (AWS preferred – EC2, Lambda, RDS, S3) Strong front-end skills in ASP.NET, PHP, Flutter/Dart Backend experience with Node.js or similar server-side languages Familiarity with MSSQL, MySQL, or PostgreSQL Hands-on experience in DevOps, Docker, Git, CI/CD practices A strategic mindset with problem-solving and analytical thinking Excellent communication and collaboration skills More ❯
City of London, England, United Kingdom Hybrid / WFH Options
Delta Capita
Data Analyst, or similar role. Proficiency in BI tools such as Power BI, Tableau, Qlik, or similar. Strong knowledge of SQL and experience with relational databases (e.g., SQL Server, MySQL, PostgreSQL). Experience with data integration and ETL tools (e.g., SSIS, Talend, Informatica). Excellent analytical and problem-solving skills. Strong communication and collaboration skills, with the ability to work More ❯
City of London, England, United Kingdom Hybrid / WFH Options
Talent
GraphQL). Proficiency in Node.js for specific backend services and tooling. Solid understanding of JavaScript for front-end integration and broader development needs. Experience with relational databases (e.g., PostgreSQL, MySQL). Familiarity with version control systems (e.g., Git). Understanding of agile development methodologies. Excellent problem-solving skills and attention to detail. Strong communication and interpersonal skills. SC Clearance or More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Talent
GraphQL). Proficiency in Node.js for specific backend services and tooling. Solid understanding of JavaScript for front-end integration and broader development needs. Experience with relational databases (e.g., PostgreSQL, MySQL). Familiarity with version control systems (e.g., Git). Understanding of agile development methodologies. Excellent problem-solving skills and attention to detail. Strong communication and interpersonal skills. SC Clearance or More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Haystack
Infrastructure Deploy and manage applications on cloud platforms like AWS or GCP. Contribute to CI/CD processes and containerization (e.g., Docker). Databases Develop and optimize SQL (PostgreSQL, MySQL) and NoSQL databases. Ensure data quality and performance. AI Tool Integration Use AI tools to streamline development and boost productivity. Share best practices for AI tool adoption across the team. … Strong full-stack development skills, particularly in Node.js, TypeScript, and React. Comfortable building and consuming REST APIs; experience with GraphQL is a plus. Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. Bonus Points Experience with frontend state management libraries (e.g., Zustand, Redux). Background in SaaS More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Haystack
Infrastructure Deploy and manage applications on cloud platforms like AWS or GCP. Contribute to CI/CD processes and containerization (e.g., Docker). Databases Develop and optimize SQL (PostgreSQL, MySQL) and NoSQL databases. Ensure data quality and performance. AI Tool Integration Use AI tools to streamline development and boost productivity. Share best practices for AI tool adoption across the team. … Strong full-stack development skills, particularly in Node.js, TypeScript, and React. Comfortable building and consuming REST APIs; experience with GraphQL is a plus. Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. Bonus Points Experience with frontend state management libraries (e.g., Zustand, Redux). Background in SaaS More ❯
agile environment Key Skills and Experience 4–7 years' professional experience in Java development Solid understanding of Java frameworks (Spring Boot, Hibernate) Practical knowledge of database systems (e.g., PostgreSQL, MySQL, MongoDB) Strong grasp of software engineering fundamentals and clean coding practices Basic exposure to or willingness to learn Node.js and JavaScript Understanding of microservices architecture and API design Experience working More ❯
london (city of london), south east england, united kingdom
Albany Beck
agile environment Key Skills and Experience 4–7 years' professional experience in Java development Solid understanding of Java frameworks (Spring Boot, Hibernate) Practical knowledge of database systems (e.g., PostgreSQL, MySQL, MongoDB) Strong grasp of software engineering fundamentals and clean coding practices Basic exposure to or willingness to learn Node.js and JavaScript Understanding of microservices architecture and API design Experience working More ❯
etc. In-depth, hands-on experience in developing web/mobile applications or platform with either Java/J2EE or .NET tech stack and database technologies such as Oracle, MySQL, etc. Exposure to polyglot programming languages like Scala, Python and Golang will be a plus Ability to read/write code and expertise with various design patterns Have used NoSQL More ❯
services experience is a bonus! The ideal candidates will have a skillset to include the following: Laravel Vue (or React/Angular and willing to cross train) PostgreSQL/MySQL Areti Group – Climate positive tech recruitment | 🌳🌳🌳 | We’re on a mission to put people and the planet before profit, leaving the world in a better place than we found it. More ❯
london (city of london), south east england, united kingdom
Areti Group | B Corp™
services experience is a bonus! The ideal candidates will have a skillset to include the following: Laravel Vue (or React/Angular and willing to cross train) PostgreSQL/MySQL Areti Group – Climate positive tech recruitment | 🌳🌳🌳 | We’re on a mission to put people and the planet before profit, leaving the world in a better place than we found it. More ❯
City Of London, England, United Kingdom Hybrid / WFH Options
Hays
web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/solid etc) Prior use of RDBMS, e.g. Oracle, MySQL or Postgres Experience in Test-Driven Development (TDD), unit testing and unit testing frameworks Strong knowledge of version control systems such as Github and associated CI/CD tooling (ideally More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hays Technology
web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/solid etc) Prior use of RDBMS, e.g. Oracle, MySQL or Postgres Experience in Test-Driven Development (TDD), unit testing and unit testing frameworks Strong knowledge of version control systems such as Github and associated CI/CD tooling (ideally More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Hays
web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/solid etc) Prior use of RDBMS, e.g. Oracle, MySQL or Postgres Experience in Test-Driven Development (TDD), unit testing and unit testing frameworks Strong knowledge of version control systems such as Github and associated CI/CD tooling (ideally More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Provide
knowledge (Java, Python, or JavaScript) Familiarity with performance testing (e.g., JMeter, LoadRunner) CI/CD experience with Jenkins, GitLab CI, or Azure DevOps Solid understanding of databases (Oracle/MySQL) and Linux systems Strong communication and stakeholder management skills Bonus Points For: Experience with security or performance testing Knowledge of BDD tools (e.g., Cucumber) Familiarity with cloud platforms and containerization More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Provide
knowledge (Java, Python, or JavaScript) Familiarity with performance testing (e.g., JMeter, LoadRunner) CI/CD experience with Jenkins, GitLab CI, or Azure DevOps Solid understanding of databases (Oracle/MySQL) and Linux systems Strong communication and stakeholder management skills Bonus Points For: Experience with security or performance testing Knowledge of BDD tools (e.g., Cucumber) Familiarity with cloud platforms and containerization More ❯
