API Development Jobs in the UK

51 to 75 of 131 API Development Jobs in the UK

Senior Web Developer

United Kingdom
Hybrid / WFH Options
WRK digital
type things, you'll want to learn more about this. Renowned for its professional training courses, the company has made significant strides in professional development within the industry. Additionally, it leverages its founders' record as an Amazon best-selling author in entrepreneurship to provide business entrepreneurship training. Committed to … support online sales and transactions Requirements: ▪ Proven experience as a Web Developer, with expertise in WordPress and JavaScript ▪ Experience with headless WordPress architecture and API development ▪ Strong understanding of front-end technologies, including HTML5, CSS3, and responsive design principles ▪ Proficiency in web optimisation techniques and SEO best practices … front-end and back-end systems ▪ Strong communication and interpersonal skills ▪ Experience with Git version control is a plus Additional Requirements: ▪ Familiarity with RESTful API principles and best practices. ▪ Ability to design, implement, and document scalable and secure APIs. ▪ Experience with integrating third-party services and APIs into web more »
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Software Developer C# .Net API

Nottingham, East Midlands
Hybrid / WFH Options
Client Server
Software Developer/Engineer (C# .Net API) Nottingham/WFH to £50k Are you a bright, ambitious Software Developer/Engineer with strong C# .Net skills? You could be progressing your career at a tech company that provides a range of software solutions to energy suppliers from small start … connectivity and compliance systems for smart meter technology. You'll be working with a modern tech stack, with a focus on C# .Net and API development; you'll be able to pick up new skills and knowledge on other technologies in the stack such as AWS and Docker … most of the time, meeting up with the team for constructive meetings once a month in the Nottingham office. Requirements: You have C# .Net development skills You have a good understanding of databases with SQL skills You have a good understanding of APIs You're familiar with AWS You more »
Employment Type: Permanent
Salary: £35,000 - £50,000
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C# Developer .Net API SQL - Smart Energy

United Kingdom
Hybrid / WFH Options
Client Server
C# Developer/Software Engineer (.Net API SQL) Nottingham/WFH to £50k Opportunity to progress your career at a tech company that provides a range of software solutions to energy suppliers from small start-ups through to major household names, covering everything from connecting to the grid through … connectivity and compliance systems for smart meter technology. You'll be working with a modern tech stack, with a focus on C# .Net and API development; you'll be able to pick up new skills and knowledge on other technologies in the stack such as AWS and Docker … of the time, meeting up with the team for constructive meetings once a month in the Nottingham office. About you: You have C# .Net development skills You have a good understanding of databases with SQL skills You have a good understanding of APIs You're familiar with AWS, keen more »
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C# Developer .Net API SQL - Smart Energy

Nottingham, East Midlands
Hybrid / WFH Options
Client Server
C# Developer/Software Engineer (.Net API SQL) Nottingham/WFH to £50k Opportunity to progress your career at a tech company that provides a range of software solutions to energy suppliers from small start-ups through to major household names, covering everything from connecting to the grid through … connectivity and compliance systems for smart meter technology. You'll be working with a modern tech stack, with a focus on C# .Net and API development; you'll be able to pick up new skills and knowledge on other technologies in the stack such as AWS and Docker … of the time, meeting up with the team for constructive meetings once a month in the Nottingham office. About you: You have C# .Net development skills You have a good understanding of databases with SQL skills You have a good understanding of APIs You're familiar with AWS, keen more »
Employment Type: Permanent
Salary: £35,000 - £50,000
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Mobile Android Engineering Lead

Bristol, South West
Lloyds Banking Group
are where the majority of customer and colleague interactions with the bank take place. They are becoming increasingly sophisticated with the introduction of public API's, growing numbers of devices to access them from and evolving operating systems. Here's where you'll make a difference: This is an … leadership and expertise. You will be passionate about designing and delivering scalable mobile applications. You will: Collaborate with solution architects, UI/UX designers, API development team and proposition managers to refine and implement features Act as an authority with knowledge of best practice Android UI/UX … design principles and patterns Demonstrate leadership for mobile architecture Provide mentoring and supporting for Android development team members Help create prototypes to explore innovative solutions and features In return, you'll enjoy an exciting, innovative environment which supports flexible and agile working. You will work in a highly collaborative more »
Employment Type: Permanent
Salary: £86,964 - £102,310
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Microsoft Dynamics 365 Integration Developer

Leatherhead, England, United Kingdom
KBR, Inc
serving government customers globally, including capabilities that cover the full lifecycle of defence, space, aviation and other government programs and missions from research and development, through systems engineering, test and evaluation, program management, to operations, maintenance, and field logistics. Sustainable Technology Solutions (‘STS’), featuring proprietary technology, equipment, catalysts, digital … connect Dynamics 365 Finance and Operations with other systems such as ProjOps, Dataverse, Data Lake, Synapse, Enterprise Data Warehouse (EDW), or third-party applications. Development: Writing code and developing custom solutions using relevant programming languages and technologies (such as X++, C#, SQL, XML, JSON) to create seamless data flow … and functionality between different systems. API Development: Utilizing APIs (Application Programming Interfaces) provided by Dynamics 365 Finance and Operations and other systems to facilitate data exchange and communication between them. Data Mapping and Transformation: Defining data mapping rules and implementing data transformation processes to ensure data consistency and more »
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Technical Lead

London, Milton Keynes, Buckinghamshire, South East
Hybrid / WFH Options
Intec Select
are searching for an experienced Technical Lead to join their business in Milton Keynes on a hybrid basis and manage a small Full-stack development team. Role & Responsibilities: Work with the product teams to define, refine and deliver the product backlog. Design and document software solutions meeting functional and … tests as necessary, working closely with test engineers. Peer review code to ensure robust security, usability, and adequate test coverage. Work closely with other development teams within the business and 3rd Parties to deliver against strategic roadmap. Troubleshoot and debug issues to identify defects, performance bottlenecks or technical debt. … of new technologies/tools, adoption of best practices) for the business. Technical Requirements: Strong experience leading technical teams. Proficient across the full software development lifecycle using Java technologies and tools. Extensive experience designing and building high-performance, scalable, and secure commercial enterprise applications. Extensive knowledge of Java Frameworks more »
Employment Type: Permanent
Salary: £80,000 - £90,000
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Technical Lead

Milton Keynes, Buckinghamshire, South East, United Kingdom
Hybrid / WFH Options
Intec Select
are searching for an experienced Technical Lead to join their business in Milton Keynes on a hybrid basis and manage a small Full-stack development team. Role & Responsibilities: Work with the product teams to define, refine and deliver the product backlog. Design and document software solutions meeting functional and … tests as necessary, working closely with test engineers. Peer review code to ensure robust security, usability, and adequate test coverage. Work closely with other development teams within the business and 3rd Parties to deliver against strategic roadmap. Troubleshoot and debug issues to identify defects, performance bottlenecks or technical debt. … of new technologies/tools, adoption of best practices) for the business. Technical Requirements: Strong experience leading technical teams. Proficient across the full software development lifecycle using Java technologies and tools. Extensive experience designing and building high-performance, scalable, and secure commercial enterprise applications. Extensive knowledge of Java Frameworks more »
Employment Type: Permanent, Work From Home
Salary: £90,000
Posted:

Dynamics 365 F&O Developer

Leatherhead, England, United Kingdom
Certain Advantage
connect Dynamics 365 Finance and Operations with other systems such as ProjOps, Dataverse, Data Lake, Synapse, Enterprise Data Warehouse (EDW), or third-party applications. Development: Writing code and developing custom solutions using relevant programming languages and technologies (such as X++, C#, SQL, XML, JSON) to create seamless data flow … and functionality between different systems. API Development: Utilizing APIs (Application Programming Interfaces) provided by Dynamics 365 Finance and Operations and other systems to facilitate data exchange and communication between them. Data Mapping and Transformation: Defining data mapping rules and implementing data transformation processes to ensure data consistency and … solutions and processes. Skills And Competencies A relevant number of years' of experience developing integrations for Microsoft Dynamics 365 Finance & Operations Skills of X++ development, including solutions. T-SQL development skills Cloud Integration specialisms familiar with the range of Azure integration technologies Functions Logic App Azure Data Lake more »
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Full Stack Engineer - Python, Django, Microservices, DevOps

Greater London, England, United Kingdom
Hybrid / WFH Options
Global Resourcing
for a Full Stack Engineer to be part of a skilled group of engineers, data modellers and quants. The role will focus on the development and maintenance of cutting-edge digital platforms, powering multiple applications like settlement tools, forecasting systems, calculation engines, data portals and more. Skills & Experience Extensive … a front-end capacity (preferably React) Microservices and related tools - Docker, Docker Compose, Kubernetes, logstash and messaging tools e.g. Rabbit MQ, Apache Kafka. RESTful API development and management. Databases - e.g. SQL, PostgreSQL, MongoDB and Linux OS. Performance Tuning. Solid understanding of DevOps tooling, GitLab, CI/CD, Jenkins more »
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Senior C# Developer

London Area, United Kingdom
Hybrid / WFH Options
Nicoll Curtin
Applications team, contributing significantly to the design, implementation, and maintenance of business and information system solutions. Your expertise will be pivotal in guiding the development process, ensuring alignment with business requirements, and delivering successful outcomes. Responsibilities: Design technical solutions for new software applications or enhancements to existing ones. Develop … Review code and test software developed by team members. Document application details to facilitate future maintenance. Provide support for production issues, particularly related to development activities. Collaborate with management and stakeholders to define programming tasks. Adhere strictly to established programming standards. Recommend improvements to internal standards and procedures as … needed. Key Skills: Strong command of C# programming language Proficiency in .NET framework Experience with Web API development Familiarity with JavaScript and Angular for front-end development Competence in SQL database management This is a full-time position with a competitive salary of up to £78k, inclusive more »
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Mobile Application Developer

Cardiff, Wales, United Kingdom
CPS Group (UK) Limited
your code Communication and collaboration with colleagues Ensure Simplicity, performance and reliability for everything you build Requirements: Experienced in Xamarin Form (Android & iOS) C# API Integration Effective communicator Someone who prides themselves on their problem-solving skills. Nice to have: DevOps CI/CD Pipelines Azure MAUI API Development OAuth CSS/HTML If you're interested in applying, please apply below and our team will be in touch. more »
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Full-Stack Laravel Developer

London, United Kingdom
People Source Consulting
some of the world's leading broadcasters, sports organisations and content owners, redefining how online video is delivered. The focus of the role is API development using the latest version of Laravel, plus enhancing the web-based Content Management System (CMS) frontend, using the TALL stack (Tailwind, Alpine.js … and Alpine.js * Minimum 2 years' commercial experience using Laravel. * Working with large MYSQL databases. * Experience implementing third-party APIs and creating RESTful APIs * Agile development methodologies * Collaborative code management using Git. * Solid understanding of major principles of Object-Oriented Programming. This is a great opportunity to join a growing … technology today. If you are interested in learning more and feel you have the required experience, then please apply ASAP Software engineering, Laravel, PHP, API, OOP, MySQL, Software Developer, Software Engineer, Laravel Developer, Tailwind, Apline.js, Livewire, Vanilla JavaScript, Tall Stack People Source Consulting Ltd is acting as an Employment more »
Employment Type: Permanent
Salary: £55000 - £60000/annum + Benefits
Posted:

Principal Java Engineer (Web Api's, Cloud, Financial Services)

Southampton, England, United Kingdom
Hybrid / WFH Options
Hays
Principal Java Engineer (Spring, API’s, Cloud, Scala) Eastleigh, Southampton (Hybrid/Remote) £75000 - £90000 + Excellent Benefits This role cannot offer any VISA Sponsorship, and requires a minimum 10 years Java/Spring experience. Your new company I’ve been retained to recruit a Principal Java Engineer for … where software is a profit maker, not a cost. They are an online business first so tech has always been key. You’ll spearhead development of internal and external systems, websites, APIs and service layers. Some are traditional server-hosted products and others are cloud-based so there is … stretch your comfort zone. You will be working closely with the business, analysts and testers and will be involved at all stages of the development lifecycle from the initial idea to the delivery. You will be an active lead in daily catch-ups where you will provide honest updates more »
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Senior Backend Engineer

United Kingdom
Hybrid / WFH Options
Haven
ensure our guests enjoy amazing experiences and our team operate at the highest levels. You'll take the reins of all aspects of the development lifecycle, and utilise your experience to bridge the gap between product and tech. You will be an instrumental player in our digital transformation journey … build the right solution for the customer Solid experience of creative and robust backend engineering using modern technologies Solid experience of solution architecture and API development, with good understanding of data structures and design patterns Experience of a tech stack including Node.JS, Typescript, SQL and Postgres Experience working … support - Access to the Bourne Leisure corporate box at the O2 Arena ,London - Exclusive discounts with corporate partners - Exciting career pathways, including Learning and Development opportunities such as Apprenticeships and Degrees - Enhanced family friendly policies and pay (eligibility criteria applied) Who are we? We’re part of an award more »
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Senior Backend Developer / DevOps Engineer

Bristol, United Kingdom
Tank Recruitment
with cross-functional teams to ensure successful project delivery. Essential Skills: Infrastructure as Code (IaC): Proficiency in defining cloud resources using familiar programming languages. API Development and NodeJS Backend Architecture: Proven experience in developing robust and scalable APIs and backend systems. AWS Technologies and Infrastructure Architecture: Expertise in … environments. Bonus Skills: Python/PHP/Typescript/ReactJS AI/ML models and usage ETL pipelines in AWS (Glue/Apache Spark) API Load testing If you would like more information on the role or like to apply for then please send your CV to Senior Backend more »
Employment Type: Permanent
Posted:

Software Engineer

United Kingdom
Hybrid / WFH Options
IGA Talent Solutions
Responsibilities: Develop and maintain reliable, secure, and performant cloud services. Automate testing processes and advocate for agile methodologies. Apply cloud design patterns throughout the development lifecycle. Essential Qualifications: Proficiency in C# and AWS/GCP. Familiarity with both relational and NoSQL databases. Experience in REST API development more »
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Software Developer

Burton In Lonsdale, England, United Kingdom
Savant Ltd
staff belong. This enables our employees to share in the success of the business. We are an established SME which supplies software and database development, support services and consultancy expertise for life and business critical systems. We also have extensive experience of implementing technologies for a wide range of … on PULSE, a life-critical large-scale development. You will work alongside other highly motivated and experienced software developers, contributing to technical design sessions, development, maintenance and testing. You will also be expected to provide a degree of customer support as and when necessary. You'll need to be … willing to accept a change in priorities as necessary. Be flexible and willing to accept a change in priorities as necessary. Work with the development team to build function rich applications, which build on Savant’s solid reputation for developing slick, well-designed software and apps. The position requires more »
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AWS Python Engineer

London Area, United Kingdom
Hybrid / WFH Options
Areti Group
delivering a suite of market-leading, cloud-native and device-native applications. AWS Python or another OOP language such as C# or Java RESTful API development Serverless AWS or Azure Docker/Kubernetes CI/CD, Gitlab or Jenkins RDBMS Automated testing ---------------------------------------------------------------------------- Remote & Hybrid London working options available more »
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Software Engineer - Python & TypeScript

London, England, United Kingdom
Fruition IT
use of their data. As the Software Engineer, you will interpret client objectives and requirements to develop solutions that drive insight into the product development process. You will will be an integral part of the project's software development team. Key responsibilities: Develop and maintain deployment pipelines, utilising … CI/CD pipelines to assist with automated testing and infrastructure provisioning. Key requirements: Strong Python and/or TypeScript/JavaScript experience (for API development). Experience with Kubernetes/Docker Swarm/Openshift Relevant Clearance - DV/EDV level. If you are interested in the role more »
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Integration Developer

Brighton, East Sussex, United Kingdom
Hybrid / WFH Options
83zero Ltd
Key Responsibilities: Integration Support & Maintenance: Dive deep into current integration systems to enhance performance and troubleshoot issues, ensuring our Boomi platform runs smoothly. Integration Development: Collaborate with IT and project stakeholders to design and develop new integrations and services, elevating the architecture within the Boomi platform. MDM Support & Maintenance … Gain comprehensive knowledge of MDM platform, monitor performance, and troubleshoot data issues, maintaining the platform's integrity. MDM Development: Work alongside stakeholders to design and implement new MDM use cases, expanding the platform's capabilities. Documentation: Keep team informed and aligned by preparing and maintaining clear and detailed technical … What We're Looking For: Qualifications: Tertiary degree in Computer Science or a related discipline, with Boomi Developer Certification. Additional qualifications in MS SQL, API development, ETL are desirable. Experience: 2-3 years of application development experience, preferably with exposure to the Boomi integration platform and Master more »
Employment Type: Permanent
Salary: £70000 - £78000/annum +bonus +bens
Posted:

Integration Developer

England, United Kingdom
Hybrid / WFH Options
83zero
Key Responsibilities: Integration Support & Maintenance: Dive deep into current integration systems to enhance performance and troubleshoot issues, ensuring our Boomi platform runs smoothly. Integration Development: Collaborate with IT and project stakeholders to design and develop new integrations and services, elevating the architecture within the Boomi platform. MDM Support & Maintenance … Gain comprehensive knowledge of MDM platform, monitor performance, and troubleshoot data issues, maintaining the platform's integrity. MDM Development: Work alongside stakeholders to design and implement new MDM use cases, expanding the platform's capabilities. Documentation: Keep team informed and aligned by preparing and maintaining clear and detailed technical … What We're Looking For: Qualifications: Tertiary degree in Computer Science or a related discipline, with Boomi Developer Certification. Additional qualifications in MS SQL, API development, ETL are desirable. Experience: 2-3 years of application development experience, preferably with exposure to the Boomi integration platform and Master more »
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Developer

Manchester Area, United Kingdom
MacGregor Black
Sanity CMS Developer. This is a permanent role based in Manchester. As a Sanity Developer, you will report directly to the Director of Web Development and play a pivotal role in content management and deployment across digital platforms. Your expertise in headless CMS, particularly Sanity, will drive the development … to build scalable and efficient web applications. Oversee the integration of third-party services like e-commerce platforms, CRM systems, and analytics tools through API connections. Conduct technical SEO audits and optimize the site structure for maximum visibility and ranking. Train non-technical team members on managing the content … version control for all digital assets and codebases. Key Skills and Experience Required: Proven experience as a Sanity Developer or similar role in web development with a strong portfolio of successful projects. Expertise in modern JavaScript frameworks, particularly React, and familiarity with Node.js. Strong understanding of API development more »
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UI Developer (Data)

Coventry, West Midlands, West Midlands (County), United Kingdom
Investigo
into understandable insights for stakeholders Develop interactive dashboards combining visuals with real-time data Contribute expert analysis across program life-cycle phases Developing new API The key skills we are looking for are: Graphic UI Design experience Experience with data visualisation Knowledge of efficient UI development patterns Proficiency … in Low-Code UI and API Development Experience developing UI from data pipelines Expereince in data mining methods and operational visualisation Ability to support data-driven applications Familiarity with HTML/CSS Application Development Platforms Strong SQL skills Familiarity with Power-Bi Platform If this sounds like more »
Employment Type: Permanent
Salary: £45000 - £55000/annum
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MLOps Engineer

Bristol, Avon, South West, United Kingdom
Hybrid / WFH Options
Hargreaves Lansdown Asset Management Limited
cutting-edge machine learning models and providing comprehensive support to ensure seamless integration into production environments Taking ownership of our MLOps platform, spearheading its development, optimisation, and growth Driving the implementation of CI/CD (continuous integration and continuous delivery/deployment) pipelines to streamline the development, testing … of quality and efficiency Implement and enforce rigorous security measures and ensure compliance with industry regulations, safeguarding our platform and data against potential threats API Development and Deployment Collaborating with Data Science and Engineering Teams to drive innovation and excellence About you Ability to Design and implement MLOps more »
Employment Type: Permanent, Part Time, Work From Home
Posted:
API Development
10th Percentile
£39,000
25th Percentile
£48,750
Median
£60,000
75th Percentile
£75,000
90th Percentile
£87,125