Permanent API Development Jobs in London

1 to 25 of 78 Permanent API Development Jobs in London

Senior Consultant-Full stack development with React, NodeJS & AWS

london, south east england, United Kingdom
Infosys
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 »
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Senior Consultant-Full stack development with React, NodeJS & AWS

London Area, United Kingdom
Infosys
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 »
Posted:

Full Stack Engineer

London Area, United Kingdom
JABS Medtech
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 »
Posted:

Full Stack Engineer

london, south east england, United Kingdom
JABS Medtech
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 »
Posted:

API Product Evangelist

London Area, United Kingdom
Hybrid / WFH Options
Ventula Consulting
API Product Evangelist – Developer Marketplace One of the worlds great telecoms companies is expanding its developer marketplace. This company are a global brand name renowned for product innovation. This is an exciting and rare opportunity to join an empowered team which operates as an agile start-up, whilst equally … the way our business operates and who will help shape the set-up of our new Developer Marketplace channel. They are seeking a dynamic API Product Specialist/Evangelist to join our team. The API Product Specialist will work with Business product teams to help design and deliver … the successful adoption of API based products and services via Developer Marketplace. This will involve providing consultancy on API technologies to the wider organisation, contributing to product development initiatives, and ensuring alignment with the development of strategic product portfolios and API relevant industry initiatives Responsibilities more »
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Data Engineer

London Area, United Kingdom
Hybrid / WFH Options
Janus Henderson Investors
well as provide suggestions for new standards and procedures as the move toward cloud technologies matures. Participate in all phases of the agile systems development life cycle, including requirements analysis, design (including code design and code reviews), development, testing and deployment, picking up data development tasks within … benefits including corporate membership to ClassPass Paid volunteer time to step away from your desk and into the community Support to grow through professional development courses, tuition/qualification reimbursement and more All-inclusive approach to Diversity, Equity and Inclusion Maternal/paternal leave benefits and family services Complimentary … articulating complex technical concepts to non-technical audiences. Experience with modern technology stacks, agile methodologies, and cloud computing Experience of working with geographically disperse development teams Strong knowledge of Asset Management data Nice to have skills Experience of micro-service development and API development Degree educated more »
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Data Engineer

london, south east england, United Kingdom
Hybrid / WFH Options
Janus Henderson Investors
well as provide suggestions for new standards and procedures as the move toward cloud technologies matures. Participate in all phases of the agile systems development life cycle, including requirements analysis, design (including code design and code reviews), development, testing and deployment, picking up data development tasks within … benefits including corporate membership to ClassPass Paid volunteer time to step away from your desk and into the community Support to grow through professional development courses, tuition/qualification reimbursement and more All-inclusive approach to Diversity, Equity and Inclusion Maternal/paternal leave benefits and family services Complimentary … articulating complex technical concepts to non-technical audiences. Experience with modern technology stacks, agile methodologies, and cloud computing Experience of working with geographically disperse development teams Strong knowledge of Asset Management data Nice to have skills Experience of micro-service development and API development Degree educated more »
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Senior Solutions Architect

Holborn London, Greater London, England
Nexus Jobs Limited
recruit a Senior Solutions Architect to be based at the Company's Central London Offices. You will extensive and deep Expertise in following Application Development areas: " Expertise in application architecture using modern technologies such as cloud native development, 12 factor Apps, microservices, serverless, API management, Kafka, etc. … Deep knowledge of Microservices, Containers, REST APIs development, API Management tools (e.g. MuleSoft, Apigee), Kafka " Solution architect with broad expertise in wide range of digital technologies in areas of application platform development, web and mobile development, cloud, integration, security, etc. " Application dev experience with at least … Azure " Understanding of distributed computing paradigm and exposure to building highly scalable systems. " Experience with platform modernization and cloud migration projects " Expertise in Agile development methodologies like TDD, BDD, Performance/Load testing etc. " DevOps experience - CI/CD, Test Automation, Containerization - tools and processes " Should be conversant with more »
Employment Type: Permanent
Salary: £70,000 - £100,000
Posted:

Solutions Architect

City London, London, England
Nexus Jobs Limited
to recruit a Senior Solutions Architect to based at the Company's Central London Offices. You will extensive and deep Expertise in following Application Development areas: Expertise in application architecture using modern technologies such as cloud native development, 12 factor Apps, microservices, serverless, API management, Kafka, etc. … Deep knowledge of Microservices, Containers, REST APIs development, API Management tools (e.g. MuleSoft, Apigee), Kafka Solution architect with broad expertise in wide range of digital technologies in areas of application platform development, web and mobile development, cloud, integration, security, etc. Application dev experience with at least … Azure Understanding of distributed computing paradigm and exposure to building highly scalable systems. Experience with platform modernization and cloud migration projects Expertise in Agile development methodologies like TDD, BDD, Performance/Load testing etc. DevOps experience - CI/CD, Test Automation, Containerization - tools and processes Should be conversant with more »
Employment Type: Permanent
Salary: £90,000 - £120,000
Posted:

Solutions Architect with Pre Sales Experience

Holborn London, Greater London, England
Nexus Jobs Limited
with some Pre-Sales experience to be based at the Company's Central London Offices. You will extensive and deep Expertise in following Application Development areas: Expertise in application architecture using modern technologies such as cloud native development, 12 factor Apps, microservices, serverless, API management, Kafka, etc. … Deep knowledge of Microservices, Containers, REST APIs development, API Management tools (e.g. MuleSoft, Apigee), Kafka Solution architect with broad expertise in wide range of digital technologies in areas of application platform development, web and mobile development, cloud, integration, security, etc. Application dev experience with at least … Azure Understanding of distributed computing paradigm and exposure to building highly scalable systems. Experience with platform modernization and cloud migration projects Expertise in Agile development methodologies like TDD, BDD, Performance/Load testing etc. DevOps experience - CI/CD, Test Automation, Containerization - tools and processes Should be conversant with more »
Employment Type: Permanent
Salary: £90,000 - £120,000
Posted:

Application Support Developer

London Area, United Kingdom
Hybrid / WFH Options
Kantar
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 »
Posted:

Application Support Developer

london, south east england, United Kingdom
Hybrid / WFH Options
Kantar
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 »
Posted:

PHP Developer

London, United Kingdom
Hybrid / WFH Options
Oscar Associates (UK) Limited
are key components to this role. The Developers Skills You will bring 3+ years of PHP/CSS/HTML experience working on Laravel development and API integration. An understanding of WordPress, JavaScript, and Cloud Computing is desirable. API development & integrations Understanding of Cloud Computing is more »
Employment Type: Permanent, Work From Home
Posted:

PHP Developer

West London, London, United Kingdom
Hybrid / WFH Options
Oscar Associates (UK) Limited
are key components to this role. The Developers Skills You will bring 3+ years of PHP/CSS/HTML experience working on Laravel development and API integration. An understanding of WordPress, JavaScript, and Cloud Computing is desirable. API development & integrations Understanding of Cloud Computing is more »
Employment Type: Permanent, Work From Home
Salary: £40,000
Posted:

Senior Software Engineer

london, south east england, United Kingdom
Hybrid / WFH Options
Bridgewater Resourcing Solutions Limited
platform, the company is now hiring for a senior level Back-End Software Developer who is looking to take ownership of the back-end development and DevOps function. The role will offer autonomy, ownership, creativity, problem-solving while offering flexibility in working. This is an opportunity to make a … Languages will be: Javascript, Go, SQL Key Responsibilities of our Lead Back-End Software Engineer You will: Implement backend functionality and features e.g building API for front-end, optimising response speed, image compression, payments-processing, OAuth management amongst others. Handle backend integration for services such as a code execution … platform, authentication, and other API’s. DevOps - Handle deployments to production. Maintain self-hosted services on bare metal server infrastructure. Database management - Maintain efficiency, handle migrations, and manage the Postgres database. Identify performance bottlenecks. Analytics - build out queries and data analytics to monitor and find ways to improve the more »
Posted:

Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Bridgewater Resourcing Solutions Limited
platform, the company is now hiring for a senior level Back-End Software Developer who is looking to take ownership of the back-end development and DevOps function. The role will offer autonomy, ownership, creativity, problem-solving while offering flexibility in working. This is an opportunity to make a … Languages will be: Javascript, Go, SQL Key Responsibilities of our Lead Back-End Software Engineer You will: Implement backend functionality and features e.g building API for front-end, optimising response speed, image compression, payments-processing, OAuth management amongst others. Handle backend integration for services such as a code execution … platform, authentication, and other API’s. DevOps - Handle deployments to production. Maintain self-hosted services on bare metal server infrastructure. Database management - Maintain efficiency, handle migrations, and manage the Postgres database. Identify performance bottlenecks. Analytics - build out queries and data analytics to monitor and find ways to improve the more »
Posted:

Full Stack Developer

London, United Kingdom
Rullion
will have the chance to work on innovative projects and contribute to the evolution of financial technology solutions. If you are passionate about software development and have a keen interest in finance and trading, we would love to hear from you. The role is 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. Key Responsibilities: Collaborate with cross-functional teams to develop and maintain high-quality software … Relation Modelling. Develop robust front-end applications utilizing JavaScript frameworks like Vue.js and jQuery, ensuring a seamless user experience. Participate in the full software development lifecycle, from requirements gathering and design to testing and deployment. Use Microsoft .Net, .Net Core, and .Net MVC to build and maintain mission-critical more »
Employment Type: Permanent
Salary: £70,000
Posted:

Realtime Risk Java Developer

London Area, United Kingdom
CRISIL Limited
code for the Risk Tech. Primary task would be to help the bank design and enhance the rates trading infrastructure right from design to development and testing. Develop technical specifications, high level/detailed design, testing strategies, and implementation plans from business requirement As the successful applicant you will … be responsible for supporting modern agile software development methods; including educating & mentoring less experienced OOP team members. Overall the work will be flexible based on client requirements. Core Skills: Good grasp of core concepts of computer science such as algorithmic thinking, data structures, and their application to enhance program … efficiency. Distributed and low latency application architecture development and maintenance Engaging in projects involving cutting-edge technologies with a primary emphasis on performance, handling large datasets, and transitioning towards event-driven architecture Utilizing Java 17+ with Spring/Spring Boot 3+, SQL/Oracle Effective experience with Redis, Apache more »
Posted:

Software Developer - API expert - Innovative Big Data Group - Hedge Fund

London Area, United Kingdom
Xcede
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 »
Posted:

Software Developer - API expert - Innovative Big Data Group - Hedge Fund

london, south east england, United Kingdom
Xcede
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 »
Posted:

Full Stack Engineer (Java/React)

City Of London, England, United Kingdom
Cornwallis Elt
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 »
Posted:

Full Stack Engineer (Java/React)

london (city of london), south east england, United Kingdom
Cornwallis Elt
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 »
Posted:

Backend Java Developer

London, England, United Kingdom
Version 1
Developer with a strong background in the Financial Services Domain. The ideal candidate should possess a solid foundation in backend Java, Spring Boot and API development having strong exposure to SQL and data engineering. A person with high mental aptitude, problem solving and debugging skills, proactive, self-motivated … to support implementation. Design, build, implement, test, and monitor best in class software components for Data Engineering using Java and other relevant technologies. Application development for Data Governance and Data Quality API integration and redesign for data set exchanges Support users in resolving issues by troubleshooting, providing workarounds … to ensure code quality and reliability. Utilize CI/CD tools such as Jenkins to automate build, deployment, and testing processes. Contribute to Agile development practices, including sprint planning, daily stand-ups, and retrospectives. Participate in code reviews, provide constructive feedback, and ensure adherence to coding best practices. Qualifications more »
Posted:

Senior Full Stack Python Developer

London Area, United Kingdom
Service Care Solutions
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 »
Posted:

Senior Full Stack Python Developer

london, south east england, United Kingdom
Service Care Solutions
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 »
Posted:
API Development
London
10th Percentile
£52,850
25th Percentile
£56,250
Median
£77,500
75th Percentile
£87,500
90th Percentile
£97,500