1 to 25 of 40 Permanent API Development Jobs in London

with genuine expertise in Python to work within a fast paced Data team . You will work very closely with Quant Research, Trading, Quant Development and traditional ETL/ELT Data Engineering. In this latency sensitive trading environment , your work is intrinsic to the firms PnL. Your core focus … following areas, to enable the capture, ingestion, transformation, storage, and provision (up and downstream) of large alternate datasets covering structured, semi-structured, and unstructured - API Layer Central Data Platform Telemetry tools Bespoke Data tools for the front office teams Post 18-24 months successful tenure previous individuals have moved … internally into .... Lead roles Quant Development High performance development and Algo Engineering teams Risk and Analytics teams Opportunity for internal mobility to APAC and East Coast U.S promoted. Desired background and skills 3+ years of exp. as a Software Engineer/Big Data Engineer with an understanding more »

developments and approaches relating to the ongoing project on the redevelopment of our Shop and Scan website. Responsibilities will also include BAU support and development of multiple bespoke internally developed applications, liaising directly with the Operations team on support and development matters, and collaborating with the wider System … provide the most intuitive and efficient way to analyse our shopper behaviour’s data. What you’ll be doing Assist the Application Manager in development projects and business-as-usual (BAU) support. Take ownership of development requests, actively progress them, and proactively triage and resolve support tickets. Collaboratively … s or Master’s Degree) in Computer Science, Software Engineering or equivalent fields. Minimum of 3-4 years of previous experience in full-stack development roles – preferably in application development. Proficiency in Front-End web development primarily with JS, HTML5 and CSS. Proficiency in Back-End development more »

highest data quality in our database, generating data logic for key performance indicator (KPI) calculations for our core products and services, and overseeing the development of APIs by the technical team. This position demands a blend of technical acumen, project management skills, and a deep understanding of data's … role in product development and enhancement. Responsibilities: • Data Integration Management: Oversee the integration process with data provider companies, ensuring accurate data matching and seamless setup of new integrations. • Quality Assurance and Data Logic Development: Ensure the integrity and accuracy of data within our database. Develop and maintain the … logic for KPI calculations that underpin our core products and services, working closely with the technical team to implement these via API development. • Technical Liaison and Support Coordination: Serve as a bridge between the technical team and data providers to facilitate the development and implementation of integrations. Assist more »

knack for designing intuitive user interfaces. The ideal candidate will be passionate about adopting the latest technology trends and have a strong background in API development and integration. Responsibilities: Develop high-quality, scalable, and reusable code using React with TypeScript. Lead the frontend development team in implementing … robust web applications and interfaces. Integrate front-end applications with back-end services via API connections, ensuring seamless data exchange. Optimise applications for maximum speed and scalability while ensuring security and data protection. Collaborate with cross-functional teams to define, design, and ship new features. Stay up-to-date … with emerging trends and technologies in frontend development and incorporate them into projects. Requirements: Bachelor's degree in Computer Science, Software Engineering, or related field. 5+ years of experience in frontend development with a strong portfolio in React and TypeScript projects. Proficiency in Node.js, Python and understanding of more »

experience with microservices and using related tools – e.g., Docker Docker Compose Kubernetes Logstash and use of messaging tools e.g., Rabbit MQ Apache Kafka. RESTful API development and management Transactional management. Databases – e.g., SQL PostgreSQL MongoDB and Linux OS. Experience with data science libraries is highly desirable Benefits Salary more »

progressive forward-thinking agency? TMWX is a cutting-edge tech agency dedicated to revolutionising digital experiences through the adoption of a Composable MACH (Microservices, API-first, Cloud-native, Headless) architecture. We have a new opportunity for an enthusiastic and experienced Senior Backend Engineer. Youll be passionate about leveraging the … modern programming languages and frameworks such as C#, Node.js, Python, or Go. Write clean, maintainable, and well-documented code following coding standards and software development best practices. Perform code reviews, ensuring quality and maintainability and provide constructive feedback, and mentor junior engineers to foster a culture of continuous learning … a high degree of automation, clean architecture, and high quality with a customer-centric mindset. Commercial experience of writing and integrating with Microservices and API development. A hunger to seek out new technologies, industry trends, and best practices -- and enjoy sharing that knowledge with others. Have experience with React more »

progressive forward-thinking agency? TMWX is a cutting-edge tech agency dedicated to revolutionising digital experiences through the adoption of a Composable MACH (Microservices, API-first, Cloud-native, Headless) architecture. We have a new opportunity for an enthusiastic and experienced Senior Backend Engineer. Youll be passionate about leveraging the … modern programming languages and frameworks such as C#, Node.js, Python, or Go. Write clean, maintainable, and well-documented code following coding standards and software development best practices. Perform code reviews, ensuring quality and maintainability and provide constructive feedback, and mentor junior engineers to foster a culture of continuous learning … a high degree of automation, clean architecture, and high quality with a customer-centric mindset. Commercial experience of writing and integrating with Microservices and API development. A hunger to seek out new technologies, industry trends, and best practices -- and enjoy sharing that knowledge with others. Have experience with React more »

Role – Senior Consultant/Senior Developer Technology – Full stack development with React, NodeJS & AWS Location – London Job Description As a Senior consultant, you are an expert at contributing to different phases of the consulting lifecycle. You will be intensely involved in; you will define the problem, propose and refine … the solution. You will also play an important role in the development, configuration and deployment of the overall solution. You will guide teams on project processes, deliverables and contribute to the proposal development, client training and internal capability-building and help detail the project scope. You will have … opportunity to shape value-adding consulting solutions that enable our clients to meet the changing needs of the global landscape. Responsibilities: Demonstrate front end Development using React JS and associated frameworks Deliver Backend API development with Node.js API development, TypeScript, DynamoDB, and AWS Lambda. Develop more »

external & internal), as well as improved collaboration between different business lines. As a Senior Fullstack Engineer, you will undertake a mixture of server-side development in Java & SpringBoot and frontend development using JavaScript and ReactJS, noting that the role will be more frontend leaning. This will involve building … micro front-end services, integrated via REST API for the Fixed Income product line, as well as contributing to a wider suite of centralised/shared tools and services on the wider platform itself. To be successful, you will demonstrate strong skills in the following: Frontend/UI engineering … micro frontends. Server-side engineering in Java, and the building of SpringBoot microservices Practical experience of testing, preferably using Cypress on the frontend Modern development best practises including TDD and DevOps, being familiar with modifying CI/CD pipelines to maximise efficiency. REST API development and integration. more »

the Digital Data and Technology directorate of a leading organisation! Role Overview: As a Front End Website Platform Engineer, you'll contribute to the development of high-quality systems and platforms, focusing on building out front-end changes. You'll work within a multifunctional DevOps squad, developing scalable solutions … ensuring exceptional service and solution delivery. Key Responsibilities: - Coordinate and support solution delivery through hands-on build work, coding, and configuration changes. - Lead technical development on key projects, providing coaching and support to team members. - Produce well-designed, testable, and efficient code while ensuring comprehensive documentation. - Perform unit and … diversity, and inclusion in the workplace. Our Ideal Candidate Has: - A degree in computing or a related field, or equivalent commercial experience. - Front-end development experience with advanced skills in Vue JS Framework, JavaScript ES6/TypeScript, Node.js, HTML5, CSS/SASS. - Experience with Agile/Scrum methodologies, CI more »

Software Engineer C#/.NET and API Focus London (2-3 days a week in office) Cititec Talent is seeking a skilled Software Engineer to join an investment bank's technology team. You will play a pivotal role in crafting robust back and middle office solutions to support critical … operations. Responsibilities: Back and Middle Office Solutions : Develop and maintain software systems that support back and middle office functionalities, ensuring seamless and efficient operations. API Development : Design, build, and maintain APIs to integrate various systems and ensure smooth data flow across different platforms. Microservices Architecture : Implement microservices to … enhance system scalability, reliability, and performance. Collaborative Development : Engage in team discussions, participate in pair programming sessions, and conduct code reviews to maintain high standards of software quality. Industry Best Practices : Apply industry best practices in software development, ensuring solutions are secure, scalable, and maintainable. Required Skills: C# more »

solving problems like the above Recent experience in Symfony and PHP It’s nice if you’re familiar with: web interface and database-driven API development, particularly for B2B products dynamic and rich front-end experiences agile software development DevOps tools and practices – they use DigitalOcean, GitLab more »

understanding of backend systems, performance optimisation along with programming languages such as Java and Python and a familiarity with AEM. Key Responsibilities: Server-Side Development: Utilise your expertise in programming languages such as Java and Python to develop, maintain, and optimize backend systems. API Management: Design, implement, and … and scalability. Additional Technologies: While not mandatory, familiarity with AEM, Apache Sling, OSGi, and headless CMS architectures will be advantageous. Best Practices: Apply software development principles and best practices to deliver high-quality, maintainable code. Performance Optimisation: Enhance the performance, security, and scalability of backend systems to meet the … mentorship to junior developers, leading backend projects to successful completion. Qualifications and Experience: Proven experience in server-side programming languages (e.g., Java, Python). API Development: Extensive experience with RESTful APIs and GraphQL. Infrastructure Management: Proficient in using infrastructure-as-code tools like Terraform. Cloud Expertise: Hands-on more »

the businesses database, develop and maintain the logic for KPI calculations for core products and services, working with other teams to implement these for API development Serve as the bridge between the tech teams and data providers to facilitate the development and implementation of intergrations Implement and … KPIs to assess the success and impact of data in the products YOUR KEY SKILLS AND EXPERIENCE Strong background in product management and product development Technical expertise in SQL, JIRA and Salesforce Proven experience in data management and integration THE BENEFITS Up to £70,000 + benefits Hybrid London more »

platform for a market-leading application set for imminent launch. Job Description As a Lead PHP Developer, you will be responsible for leading the development, maintenance, and enhancement of the backend systems. You will work closely with the 3rd party mobile and web development teams to implement new … and JavaScript. Experience Proven experience as a PHP Developer with a strong understanding of the Laravel framework. Demonstrated leadership abilities and experience managing a development team. Experience in Developing IOS and/or Android, using Swift & Kotlin Experience with RESTful API development. Familiarity with AWS services, particularly RDS. … front-end technologies such as JavaScript, HTML, and CSS. A proactive attitude towards learning new technologies and frameworks. Experience in an Agile/Scrum development environment. Due to the volume of applications only CVs which match the required skills will be contacted. more »

software engineers within an Agile Scrum framework, facilitating their growth and providing necessary support. Collaborate in establishing a contemporary DevOps environment, contributing to its development and enhancement. Cultivate a team culture centered on collaboration, innovation, and ongoing improvement, fostering an environment conducive to success. Spearhead the creation of top … tier software solutions utilizing PHP frameworks like Symfony, Slim, Laravel, Laminas, or other suitable options. Drive the adoption of Test-Driven Development (TDD) methodologies employing PHPUnit to uphold code excellence and dependability. Take charge of the conception and execution of a cutting-edge platform leveraging the latest tools and … software engineers within an Agile Scrum setting. Proficiency in PHP frameworks such as Symfony, Slim, Laravel, Laminas, or others, as well as Test-Driven Development (TDD) using PHPUnit. Comprehensive understanding of HTTP and REST principles for API development. Essential experience with PostgreSQL for data management. Proficiency in Docker more »

A leading Fintech business in London are seeking a Full-Stack Developer with a strong emphasis on back-end development to join their dynamic team. As a Full-Stack Developer, you will play a crucial role in the design, development, and implementation of cutting-edge financial technology solutions. … back-end data systems using PostgreSQL, Object-Relational Mapping (ORM). Thymeleaf Java template engine (HTML) with Spring Framework Participate in the full software development lifecycle, from requirements gathering and design to testing and deployment. Java (version 17) with Spring Boot framework Work with Microsoft Azure cloud services to …/CD) pipelines, builds, and deployments with support from Infrastructure Engineers. Ensure code quality and maintainability through version control systems like GitHub and Agile development methodologies. Collaborate closely with stakeholders to understand business requirements and translate them into technical solutions. Required Skills and Qualifications: Excellent ability as a Full more »

CPG, and Public Services. Consolidated revenues as of $13 billion. Job description- From a technology perspective, we require 10+ years of experience in software development as an lead developer with strong Java, Kubernetes/docker experience along side Authorization experience. Mandatory Skills – Java, Spring boot, Micro-services, Kubernetes/… Docker and Authorization The candidate should be able to demonstrate experience with: • Minimum 7 year experience with strong application development on Java/JEE platform, open-source technologies with any cloud background (GCP/AWS/Azure) • 3+ years of experience in a technical architecture/solutions role especially … like GCP/AWS/Azure • Exposure and knowledge on Docker, Google Kubernetes environment is preferred. • Experience in spring framework, spring boot and REST API development with data processing and storage solutions on GCP/AWS/Azure • Hands on experience on application security implementation, SAML, OAuth 2.0 more »

/hybrid 3 days per week in Office– 50k per annum. My prestigious legal client is looking for an Application Developer to join their development team in London. The successful candidate will be joining a team made up of experienced Developers and will be working on a wide range … of projects focusing on Web and API development. The Application Developer will be involved in the full development life cycle from reviewing system analysis all the way through to Implementation and documentation. It is important that you have excellent communication and stakeholder management skills as you will be … solutions and liaising closely with other areas within the IT Department and wider business. Key Skills and experience required. • Excellent understanding and knowledge of development principles and methodologies. • JavaScript • Angular • ASP.Net • Web API • TypeScript • C#, .NET • Azure DevOps • GIT • RESTful web services • HTML • CSS • Entity Framework Core Applications more »

Step Functions, Apache Airflow). Good understanding of data modelling, algorithm, and data transformation techniques to work with data platforms. Working knowledge of cloud development practices (AWS/GCP/Azure) and API development (e.g. usage of Express on EKS/ECS), as well as common cloud more »

experienced Full-Stack Developer to coma and join an exceptional team based in Canary Wharf. Working for a passionate company that is driving the development and engineering of engineering platforms across the UK. They are an eco-focused, lo-carbon business that has made an amazing impact across the … and using related tools – e.g., Docker, Docker Compose, Kubernetes, logstash and using messaging tools e.g. Rabbit MQ, Apache Kafka. Databases – e.g., SQL, PostgreSQL. RESTful API development and management. Performance Tuning. Solid understanding of design patterns and relevant implementation models. Solid understanding of DevOps tooling, GitLab, CI/CD more »

projects are constantly being added to our plate. Technical Skills Javascript, Typescript, HTML5 · CSS, Sass, Bootstrap · PHP, NodeJs (bonus) · VueJs, VueEx, Vuetify · REST, GraphQL, API development · Docker · MySQL · AWS, GIT, Vercel · Wordpress · SCRUM, Agile · Git Deploy, CI/CD (bonus) Other Skills · Attention to detail; · Ability to work … of cross-browser coding; · Strong written and verbal communications skills; · Experience with build tools like Webpack or Gulp; · Generative AI Develoepment e.g. Open AI api · Detail oriented; Nice to Have Sharepoint Developemt. Symfony. Responsibilities Day-to-day: · Writing code in one or more programming or scripting languages, such as … requirements from clients and users; · Learning and testing new technologies, frameworks and languages; · Staying up to date with new trends and advancements in web development; · Refactoring and optimising existing code; · Documenting code so other developers can understand and contribute to it; Working hours (9:30am to 6pm, Monday to more »

to join the team and help drive innovation across all areas of software development. This Lead Software Engineer will be championing the best software development practices, mentoring team members, and contributing significantly on software design and architecture. Essential skills for the Lead Software Engineer: Extensive career in software engineering … API development with primarily Python Familiar with Python frameworks, preferably FastAPI but failing that Django Strong cloud competency, Azure, AWS or GCP Familiar with serverless technologies, Azure Functions or AWS Lambdas Familiar with both SQL and NoSQL DBs Strong DevOps skills across CI/CD and IaC UI … development using React on TypeScript preferred Target Salary: £100,000 - £110,000 per annum Location: London EC3A/WFH hybrid Start Date: ASAP, up to 3 month notice periods Benefits: 25 days leave rising to 30, Private Medical, enhanced Maternity (26 weeks full) and Paternity (8 weeks full), enhanced more »

GenAI Solutions) Data Scientist with experience in the implementation of Generative AI (GenAI) solutions, utilizing state-of-the-art frameworks such as LangChain, Flask API, and Retrieval-Augmented Generation (RAG) methods. Plays a critical role in designing, developing, and deploying GenAI solutions to solve complex problems in Human Resources … business area. The candidate will have a strong background in machine learning, natural language processing, and software development, with hands-on experience in implementing GenAI technologies. Key Responsibilities Develop and Implement GenAI Solutions: Design and implement Generative AI models and systems using frameworks such as LangChain and RAG methods. … API Development: Develop and maintain Flask APIs to integrate GenAI solutions with existing systems and applications. Data Management: Handle data preprocessing, cleaning, and augmentation to ensure high-quality input for AI models. Model Training and Optimization: Train and fine-tune AI models, ensuring optimal performance and accuracy. Research more »

Product Marketing Lead Manager to join our team. This individual will lead our PLG and SLG Product Marketing efforts for our generative AI-powered API developer product, Programmable Media, and is expected to have a strong technical background and bring innovative ideas and creative strategies to accelerate Cloudinary’s … teams to drive our products and company to the next level. Come join us here at Cloudinary. Responsibilities: Drive product marketing for Cloudinary’s API product line, Programmable Media. Position Programmable Media and its generative AI capabilities as a clearly differentiated image and video API vendor to customers … prospects, analysts Bring deep API, developer and PLG subject expertise to the product marketing team to improve our PLG motion Craft compelling product messaging and stories for key use cases, industries, personas and market segments Work with the corporate marketing, demand gen, CSM, and growth teams to drive awareness more »