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, 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 ❯
services are optimized for mobile/web delivery. • Experience working in banking or financial services domain, with understanding of regulatory and security considerations. • Proficiency in SQL and RDBMS (PostgreSQL, MySQL, Oracle), and familiarity with CI/CD and DevOps tooling (GitHub Actions, Jenkins, GitLab CI). • Excellent communication, collaboration, and technical documentation skills. Preferred Qualifications: • Exposure to mobile application development 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 ❯
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 ❯
City of London, Greater London, UK Hybrid / WFH Options
TurinTech AI
actual or equivalent experience welcomed): Languages & Frameworks: Java with Spring Boot 3.x (REST APIs, gRPC, Security, JPA) Alternatively: Java EE, or Scala Databases: PostgreSQL or any relational DB (e.g., MySQL, Oracle) Messaging/Caching: RabbitMQ or similar (Kafka, ActiveMQ) Redis or similar caching systems Cloud & DevOps: AWS (S3, ECS, RDS) Docker Linux/Ubuntu experience Tools & Libraries: Git Flyway for More ❯
City of London, London, 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, Greater London, UK Hybrid / WFH Options
developrec
Proven collaboration with mobile development teams to support seamless integration. Prior experience in banking or financial services with awareness of compliance and security standards. Proficiency with SQL databases (PostgreSQL, MySQL, Oracle) and CI/CD pipelines using tools like GitHub Actions, Jenkins, or GitLab CI. Strong communication skills with the ability to produce clear technical documentation. Preferred Qualifications: Familiarity with 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 ❯
ll back you with the mentorship and feedback to make it happen. Some of the technologies we use, and day-to-day tasks include developing with: Relational databases (PostgreSQL, MySQL, etc.) OpenSearch DynamoDB S3 Event-driven architectures Third-party API integration Access control and user permissions Implementing APIs used by single-page applications WebSockets Infrastructure as code (AWS CDK, Terraform More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Prism Digital
social events, daily breakfast, and a strong focus on employee wellbeing. What you’ll bring: Strong backend engineering experience with Node.js and TypeScript Solid understanding of both SQL (e.g. MySQL/PostgreSQL) and NoSQL (e.g. MongoDB) databases Familiarity with testing frameworks and good testing practices Experience with Git, Postman or similar API tools Understanding of Agile development workflows Exposure to 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 ❯
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 ❯
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 ❯
City of London, London, United Kingdom Hybrid / WFH Options
Understanding Recruitment
5+ years in professional full-stack software development Strong proficiency in Python for backend development Experience with modern frontend frameworks (React, Vue, Angular) Solid understanding of database technologies (PostgreSQL, MySQL) and data modeling Experience designing and building RESTful APIs Experience with cloud platforms (AWS, GCP, Azure) and containerization (Docker) Bonus: Experience with financial concepts, real estate data, or startup environments More ❯
patterns. Understanding of backend technologies, including Node.js, Express, or similar frameworks. 5+ years preferred. Experience with RESTful API design and development. Familiarity with database management systems such as PostgreSQL, MySQL, etc. Working with Manatal This role is based at our Bangkok office in the heart of the city center As a team of diverse cultures and nationalities, English language proficiency 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 ❯
City of London, Greater London, UK Hybrid / WFH Options
EmailOctopus
scaling our analytics infrastructure or refreshing our automation builder. We ship every day, and you’ll take ownership of projects from design to deployment. Tech stack Backend: PHP (Symfony), MySQL, Redis Frontend: Vue, SCSS, Storybook Infrastructure: AWS, Docker Data: OpenSearch, Athena CI/CD: GitHub Actions, PHPUnit, Playwright, Sentry What we’re looking for Proficiency in a modern server-side More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Kolayo
systems and APIs. Required Skills & Experience: Experience as a Full Stack Developer with a focus on databases and front/back end technologies Extensive experience with relational databases (Postgres, MySQL, etc), including query optimization, schema design, and data modelling. Proficiency with Python for backend services, data processing, and integration tasks. Experience with a modern front-end technology like React or More ❯
Director Engineering - FinTech - London (3 days) We're looking for a Director Engineering to join this award-winning FinTech company based in London, revolutionising how businesses manage their finances. They're an established org but in the exciting early stages 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 ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oliver Bernard
junior members of the team Requirements Extensive experience with PHP Strong knowledge of architecture Experience of Symfony or Laravel Knowledge of OOP, SOLID and Design Patterns Experience of JavaScript MySQL, Git, HTML/CSS As a Lead PHP developer, this is a unique opportunity to join a market leading company with the added bonus of continuing to grow your skillset More ❯