or equivalent industry experience. 3+ years' experience in backend software development within a fast-paced, agile environment. Strong proficiency in Python (or similar modern backend language) and experience building RESTful APIs or microservices. Solid understanding of data structures, algorithms, and software design principles. Experience with cloud-based infrastructure (Google Cloud, AWS, or Azure) Passion for building customer-centric products and More ❯
london (city of london), south east england, united kingdom
Fruition Group
or equivalent industry experience. 3+ years' experience in backend software development within a fast-paced, agile environment. Strong proficiency in Python (or similar modern backend language) and experience building RESTful APIs or microservices. Solid understanding of data structures, algorithms, and software design principles. Experience with cloud-based infrastructure (Google Cloud, AWS, or Azure) Passion for building customer-centric products and More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Venture Up
make technical decisions in the best interests of users and the business. Strong knowledge and hands-on experience of designing well defined interfaces, we’re using gRPC, protocol buffers, RESTful JSON and GraphQL. Strong knowledge and hands-on experience of microservice architectures, best practices and patterns. Hands-on experience with caching, they are primarily using Redis and Object storage buckets. More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Ventula Consulting Limited
secure, low-latency, and out-of-band data channel connecting to our founding members' network API gateways. Architect and implement a carrier-agnostic, vendor-agnostic connector layer to consume RESTful APIs from a heterogeneous global landscape of telco partners and IMS vendors (e.g., Nokia, Ericsson, Mavenir). Serve as the primary technical liaison to the engineering teams at our telco More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Ventula Consulting
secure, low-latency, and out-of-band data channel connecting to our founding members' network API gateways. Architect and implement a carrier-agnostic, vendor-agnostic connector layer to consume RESTful APIs from a heterogeneous global landscape of telco partners and IMS vendors (e.g., Nokia, Ericsson, Mavenir). Serve as the primary technical liaison to the engineering teams at our telco More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Ventula Consulting
secure, low-latency, and out-of-band data channel connecting to our founding members' network API gateways. Architect and implement a carrier-agnostic, vendor-agnostic connector layer to consume RESTful APIs from a heterogeneous global landscape of telco partners and IMS vendors (e.g., Nokia, Ericsson, Mavenir). Serve as the primary technical liaison to the engineering teams at our telco More ❯
oriented design patterns and SOLID principles Experience with functional programming concepts. Proven track record in Agile development environments Excellent problem-solving and analytical skills Experience with Spring Framework and RESTful API Cloud experience More ❯
london (city of london), south east england, united kingdom
Vallum Associates
oriented design patterns and SOLID principles Experience with functional programming concepts. Proven track record in Agile development environments Excellent problem-solving and analytical skills Experience with Spring Framework and RESTful API Cloud experience More ❯
Trading Hands on experience working across Real Time, high performance Microservices Prior experience or appreciation of Front – End technologies like UI Constraints, React or Typescript. Prior expertise with deploying RESTful and event driven APIs. Previous experience working in teams following an agile methodology is beneficial More ❯
project with one of OB's clients in the retail space. Proven experience in end-to-end ML deployments, including GenAI models, into scaled production systems. Skilled in building RESTful and GraphQL APIs for integrating GenAI systems with front-end and back-end platforms (UI, order systems, data stores). Strong problem-solving skills; capable of delivering scalable, maintainable software. More ❯
london (city of london), south east england, united kingdom
Morson Edge (Financial Services)
Trading Hands on experience working across Real Time, high performance Microservices Prior experience or appreciation of Front End technologies like UI Constraints, React or Typescript. Prior expertise with deploying RESTful and event driven APIs. Previous experience working in teams following an agile methodology is beneficial More ❯
3+ years of professional experience in Python development within sports betting industry or financial services Proficiency in Python, with exposure to DevOps practices and Linux environments Experience integrating with RESTful and streaming APIs Familiarity with cloud services such as AWS Solid understanding of databases and data structures Strong analytical skills and a proactive approach to problem-solving Ability to work More ❯
london (city of london), south east england, united kingdom
Venture Up
3+ years of professional experience in Python development within sports betting industry or financial services Proficiency in Python, with exposure to DevOps practices and Linux environments Experience integrating with RESTful and streaming APIs Familiarity with cloud services such as AWS Solid understanding of databases and data structures Strong analytical skills and a proactive approach to problem-solving Ability to work More ❯
City of London, London, United Kingdom Hybrid / WFH Options
InfoSec People Ltd
microservices. You’ll work with senior engineers to design, build and operate secure, reliable services that protect users in real time. What you’ll do Design, develop and secure RESTful APIs and serverless microservices (AWS). Optimise data access across MySQL/RDS and NoSQL (DynamoDB); write efficient queries. Automate deployments (CI/CD), add observability, and ship with high More ❯
soft skills: Proficiency in Java and its ecosystems, including frameworks like Spring, Hibernate, and Java EE. Strong understanding of Object-Oriented Programming (OOP) principles and design patterns. Familiarity with RESTful APIs , JDBC , and MVC architecture . Experience with build tools like Maven or Gradle and version control systems like Git . More ❯
london (city of london), south east england, united kingdom
HCLTech
soft skills: Proficiency in Java and its ecosystems, including frameworks like Spring, Hibernate, and Java EE. Strong understanding of Object-Oriented Programming (OOP) principles and design patterns. Familiarity with RESTful APIs , JDBC , and MVC architecture . Experience with build tools like Maven or Gradle and version control systems like Git . More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + TypeScript (you’re confident building fast, dynamic UIs) -> SQL and relational database design -> RESTful APIs and distributed systems -> Scalable and secure architectures -> Owning features end-to-end, from shaping the product idea to shipping the code. Type of engineer for Carbon Emission/Green More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + TypeScript (you’re confident building fast, dynamic UIs) -> SQL and relational database design -> RESTful APIs and distributed systems -> Scalable and secure architectures -> Owning features end-to-end, from shaping the product idea to shipping the code. Type of engineer for Carbon Emission/Green More ❯
feedback from clients to help inform product enhancements and roadmap priorities. Preferred Qualifications: Technical Skills: Exposure to programming (Ruby/Rails preferred) with a solid understanding of APIs and RESTful services. Experience with version control systems like Git and the GitHub CLI. Familiarity with SQL Knowledge of CI/CD pipelines, deployment workflows and branching strategies. Consultative Skills: Excellent communication More ❯
london (city of london), south east england, united kingdom
DX
feedback from clients to help inform product enhancements and roadmap priorities. Preferred Qualifications: Technical Skills: Exposure to programming (Ruby/Rails preferred) with a solid understanding of APIs and RESTful services. Experience with version control systems like Git and the GitHub CLI. Familiarity with SQL Knowledge of CI/CD pipelines, deployment workflows and branching strategies. Consultative Skills: Excellent communication More ❯
Design: Oversee system architecture decisions, ensuring alignment with business goals and scalability requirements. Mentorship: Mentor and guide junior developers, fostering a collaborative learning environment. API Development: Design and build RESTful API endpoints using NodeJS and Express, including detailed API documentation. Database Management: Design, optimize, and maintain complex SQL data models, ensuring efficient data structures, query performance, and reliability. Full-Stack … a Tier 1 university. Experience: Minimum of 4 years of full-time professional experience in software development, with strong expertise in TypeScript, ReactJS, and Next.JS. Solid experience in building RESTful APIs Leadership: Proven track record of leading development teams and managing large-scale projects. Database Expertise: In-depth experience with PostgreSQL/SQL, including design of complex schemas, writing queries More ❯
london (city of london), south east england, united kingdom
Online Filings
Design: Oversee system architecture decisions, ensuring alignment with business goals and scalability requirements. Mentorship: Mentor and guide junior developers, fostering a collaborative learning environment. API Development: Design and build RESTful API endpoints using NodeJS and Express, including detailed API documentation. Database Management: Design, optimize, and maintain complex SQL data models, ensuring efficient data structures, query performance, and reliability. Full-Stack … a Tier 1 university. Experience: Minimum of 4 years of full-time professional experience in software development, with strong expertise in TypeScript, ReactJS, and Next.JS. Solid experience in building RESTful APIs Leadership: Proven track record of leading development teams and managing large-scale projects. Database Expertise: In-depth experience with PostgreSQL/SQL, including design of complex schemas, writing queries More ❯
Develop and maintain trading applications using Java and Spring Framework. Integrate and support ION MarketView, XTP, Fidessa, and Treasury Suite platforms. Collaborate with global teams in Agile environments. Implement RESTful APIs and cloud-native solutions. Required Skills: 10+ years Java development experience. Strong multi-threading and low-latency programming. Deep understanding of financial instruments (Rates, Credit, Derivatives). Proven experience More ❯
