20 api developer jobs found

📍 Chelmsford (2x per month) 💰 £500 - £550 per day 📄 6 Month Contract   At Eurobase, we are continuing to evolve and modernise our core platform as part of an exciting transformation journey. With over 30 years of domain expertise, we are introducing a new API driven architecture alongside our existing Legacy system and are looking for a Senior Software Engineer to play a key role in that evolution.   We are seeking an experienced C# Backend Developer to help design and build a modern family of APIs over an existing SQL based Legacy platform, supporting our move towards a more modular, serviceoriented architecture.   You'll work closely with software engineers, testers, product specialists, and leadership stakeholders in a collaborative agile environment, contributing to both hands-on development and technical direction.   As a Senior Software Engineer, you will: Design, develop, and maintain scalable RESTful...

About Synechron: Synechron is a leading digital transformation consulting firm dedicated to delivering innovative technology solutions within banking, financial services, and insurance. We thrive on engineering excellence, collaboration, and a passion for cutting-edge technologies. Job Location: Glasgow (Hybrid - 3 days in the office) We are seeking an highly experienced Azure AI Search ( Azure Cognitive Search) Developer to work on the deployment and optimisation of Azure AI Search solutions within a leading global bank. The successful candidate will serve as the primary conduit to understand, implement, and optimise its capabilities across the firm. This role involves collaborating with clients and tech leads to set up and maintain Azure AI Search, manage document ingestion, metadata management, and tuning to ensure high-quality, accurate, and consistent results. Primary Responsibilities and Objectives: Act as the go-to expert for Azure AI Search (Azure...

Senior Oracle Fusion Technical Consultant (Outside IR35 Contract) Department: Enterprise Applications Job Description Senior Oracle Fusion Technical Consultant (Cloud Extension Focussed) (Outside IR35 Contract) You must be eligible for CTC Clearance. To be eligible for CTC clearance you need to have lived in the UK for the last 3 years. Build. Integrate. Innovate. Drive Oracle Fusion Extensions  with OIC, VBCS & APEX at Version 1. Are you an experienced  Oracle Cloud Developer  ready to lead the design and delivery of next-generation extensions for Oracle Fusion ERP and HCM? Join  Version 1 , one of Europe’s fastest-growing Oracle Partners, where innovation, technical excellence, and customer success drive everything we do. As a  Senior Oracle Fusion Technical Consultant , you’ll take ownership of developing secure, scalable, and intuitive custom applications using  Oracle Integration Cloud (OIC),...

About Fliprly Fliprly is the world’s first and only mobile app dedicated to buying and selling domains, websites, mobile apps, and other digital assets. Our iOS app and web platform are live, and we’re now ready to expand our reach with a robust Android app. Join us on this exciting journey to revolutionize the digital asset marketplace! What We’re Looking For We’re seeking a skilled Android Developer (freelancer or agency) to build the Android version of Fliprly from scratch. You’ll work closely with our existing team and leverage our iOS/web apps as references for functionality and design consistency. Responsibilities Build a high-performance Android app using Java. Translate our iOS design and features into the Android ecosystem. Integrate APIs and backend services (already available). Ensure a smooth, responsive, and bug-free user experience. Requirements Proven experience building Android apps (at...

About Fliprly Fliprly is the world’s first and only mobile app dedicated to buying and selling domains, websites, mobile apps, and other digital assets. Our iOS app and web platform are live, and we’re now ready to expand our reach with a robust Android app. Join us on this exciting journey to revolutionize the digital asset marketplace! What We’re Looking For We’re seeking a skilled Android Developer (freelancer or agency) to build the Android version of Fliprly from scratch. You’ll work closely with our existing team and leverage our iOS/web apps as references for functionality and design consistency. Responsibilities Build a high-performance Android app using Java. Translate our iOS design and features into the Android ecosystem. Integrate APIs and backend services (already available). Ensure a smooth, responsive, and bug-free user experience. Requirements Proven experience building Android apps (at...

Job Title Full Stack Developer (React Native + AI/Data Pipeline) – Football App Job Description We’re building a next-generation football quiz and social gaming app, and we’re looking for a talented Full Stack Developer with strong data engineering experience to join us. Our mobile app is built using React Native / Expo and combines fast-paced football quiz gameplay with social networking features. Behind the scenes, we operate a sophisticated extraction and enrichment pipeline that gathers football data from multiple sources, processes it through AI/LLM layers and human review, and transforms it into game-ready content. We use Supabase as our core database and backend platform. What You’ll Be Working On Developing and improving our React Native / Expo mobile application Building scalable backend services and APIs Creating and maintaining data extraction/scraping pipelines Designing enrichment workflows using LLMs and...

About Fliprly Fliprly is the world’s first and only mobile app dedicated to buying and selling domains, websites, mobile apps, and other digital assets. Our iOS app and web platform are live, and we’re now ready to expand our reach with a robust Android app. Join us on this exciting journey to revolutionize the digital asset marketplace! What We’re Looking For We’re seeking a skilled Android Developer (freelancer or agency) to build the Android version of Fliprly from scratch. You’ll work closely with our existing team and leverage our iOS/web apps as references for functionality and design consistency. Responsibilities Build a high-performance Android app using Java. Translate our iOS design and features into the Android ecosystem. Integrate APIs and backend services (already available). Ensure a smooth, responsive, and bug-free user experience. Requirements Proven experience building Android apps (at...

About Fliprly Fliprly  is the world’s first and only mobile app dedicated to buying and selling domains, websites, mobile apps, and other digital assets. Our iOS app and web platform are live, and we’re now ready to expand our reach with a robust Android app. Join us on this exciting journey to revolutionize the digital asset marketplace! What We’re Looking For We’re seeking a skilled Android Developer (freelancer or agency) to build the Android version of Fliprly from scratch. You’ll work closely with our existing team and leverage our iOS/web apps as references for functionality and design consistency. Responsibilities Build a high-performance Android app using Java. Translate our iOS design and features into the Android ecosystem. Integrate APIs and backend services (already available). Ensure a smooth, responsive, and bug-free user experience. Requirements Proven experience building Android apps...

About us We are GVG (www.gvggroup.com), a growing UK-based asset management and maintenance consultancy, working with clients across infrastructure, utilities and industrial sectors. We are developing a suite of in-house digital tools to support asset data management, maintenance planning and operational performance. The role We are looking for a freelance software developer to support the design and development of internal applications. These tools will be used by our consultants and clients to improve asset data quality, streamline workflows and support decision-making. You will work closely with our team to translate operational requirements into practical, user-friendly applications. Key responsibilities Design and develop web-based applications and tools Translate business and operational requirements into technical solutions Build intuitive user interfaces with a strong focus on usability Develop and manage databases and data models...

Daily rate : £550 per day inside IR35   Duration: 6 months   Clearance: BPSS   Location: Remote/occasional travel to Sheffield, but this is on rare occasions   Lead Software Engineer/Developer   You will be expected to adopt BDD and TDD principles. Comfortable working with a microservice based architecture in Java and Node.js which is broadly adherent to 12 factor app principles.   Be able to operate independently but will also be team players, working according to squad workflows, adhering to definitions of done, branching strategies, ticket refinement, documentation, and peer review processes. Comfortable working with 12 factor app principles, Rest APIs, Microservices, Containers (docker), JavaScript, Node, Jest, Java, SpringBoot and Junit4 Experience leading a single agile team on a technical basis, working on Back End services, and collaborating closely with other teams in a shared...

Role: Chief Technology Officer (CTO) Location: Hybrid/Remote with occasional in person sessions Key Essential Skills: Proven experience building and delivering software or SaaS products Strong technical leadership and team management capability Strategic thinker with hands on technical credibility Creativity and problem-solving capability Commercial awareness alongside technical depth Comfortable operating within an early-stage growth environment Ability to balance innovation with delivery discipline Professionalism, integrity and respect in how you work with others Someone who values building things properly, not just quickly Technical Experience: We are interested in strong technical leaders with experience across modern software engineering, enterprise architecture and large scale transformation environments. The initial platform focus includes C# and .NET environments, however the broader vision extends across multiple...

Basic information Location Birmingham Business Line Technology & Transformation Job Type Contract Date published 27-Apr-2026 Req # 23214 Job description Job Title : Oracle Cloud P2P Consultant     Location: Hybrid   Target Start Date : ASAP May 2026   Day Rate : Competitive (Inside IR35)   About Deloitte:   Deloitte is a leading global professional services firm, offering audit and assurance, consulting, financial advisory, risk advisory, tax, and related services. We are committed to fostering an inclusive and diverse workplace where all individuals can thrive.   The opportunity:   We are seeking a highly experienced Oracle Cloud Procure-to-Pay (P2P) Consultant to deliver end-to-end implementation services across the P2P cycle....

Managing pricing and rebates shouldn’t be a hassle. Enable’s intelligent platform is built for the speed of today’s market, eliminating disconnects between pricing strategy and rebate execution. We help companies to increase profitability and simplify the complex with accurate, AI-powered insights, real-time performance monitoring, agreement optimization, and simplified rebate management. After securing $291M in Series A-D funding and acquiring Flintfox in 2025, Enable is positioned for continued, significant growth. Since the launch of our flagship product in 2016, we have been rapidly scaling our client base, product offerings, and built a team of top-tier professionals committed to reshaping the industry. Want a glimpse into life at Enable? Visit our Life at Enable page to learn how you can be part of our journey. Job Summary To provide high-quality software implementation expertise to Enable customers. The Consultants act as the conduit between the...

Senior Test Automation Engineer (Contract) We're looking for a Senior Test Automation Engineer (Contract) to join our team in Belfast, United Kingdom in a hybrid working mode. In this role, you will take ownership of the testing strategy for a complex, containerized microservice architecture. You will enhance existing frameworks, extend automation capabilities across integration, performance and CI/CD, and drive best practices to ensure high-quality delivery. Responsibilities Architect and enhance test frameworks to improve end-to-end testing strategy and integration validation for microservices Develop robust integration tests within a containerized environment using Docker and Java containers Build and maintain automated test scripts for frontend systems using TypeScript and Playwright Develop and maintain backend and API testing solutions for services communicating via mechanisms like SNS queues...

Senior Automation Quality Engineer - Contract Working at CreateFuture CreateFuture  is an  AI-native consulting partner  where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a difference  while always putting people first. We’re a team of creators. We write code, shape delivery, build go-to-market strategies, develop AI solutions and create the practices that support our people. We work side by side with our clients, challenging what’s not working and helping them to build the future. Our commitment to craft, quality, and culture has helped us scale to over 600 people in just a few years. CreateFuture is a  Great Place to Work-Certified™ company  and has won Best Workplaces UK multiple years in a row. Join us on our journey. Let’s create tomorrow,...

Senior Automation Quality Engineer - Contract Working at CreateFuture CreateFuture  is an  AI-native consulting partner  where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a difference  while always putting people first. We’re a team of creators. We write code, shape delivery, build go-to-market strategies, develop AI solutions and create the practices that support our people. We work side by side with our clients, challenging what’s not working and helping them to build the future. Our commitment to craft, quality, and culture has helped us scale to over 600 people in just a few years. CreateFuture is a  Great Place to Work-Certified™ company  and has won Best Workplaces UK multiple years in a row. Join us on our journey. Let’s create tomorrow,...

Senior Automation Quality Engineer - Contract Working at CreateFuture CreateFuture  is an  AI-native consulting partner  where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a difference  while always putting people first. We’re a team of creators. We write code, shape delivery, build go-to-market strategies, develop AI solutions and create the practices that support our people. We work side by side with our clients, challenging what’s not working and helping them to build the future. Our commitment to craft, quality, and culture has helped us scale to over 600 people in just a few years. CreateFuture is a  Great Place to Work-Certified™ company  and has won Best Workplaces UK multiple years in a row. Join us on our journey. Let’s create tomorrow,...

Senior Automation Quality Engineer - Contract Working at CreateFuture CreateFuture  is an  AI-native consulting partner  where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a difference  while always putting people first. We’re a team of creators. We write code, shape delivery, build go-to-market strategies, develop AI solutions and create the practices that support our people. We work side by side with our clients, challenging what’s not working and helping them to build the future. Our commitment to craft, quality, and culture has helped us scale to over 600 people in just a few years. CreateFuture is a  Great Place to Work-Certified™ company  and has won Best Workplaces UK multiple years in a row. Join us on our journey. Let’s create tomorrow,...

The Met Office is modernising the technology foundations that power weather and climate services used across government, science and industry. We're looking for an experienced Product Manager to help shape and improve the internal platforms that our developers, scientists and service teams rely on every day.   You'll join Platform Technology - a part of the organisation responsible for shared, cross-cutting capabilities such as developer tools, APIs, data pipelines and infrastructure services. Your job is to make these platforms reliable, discoverable and enabling: reducing delivery friction, improving user experience, and helping downstream service teams ship faster and more safely.   You'll be working at the heart of one of the UK's most data-intensive organisations - helping to modernise the digital infrastructure that supports global weather and climate operations. It's a rare chance to practice real product management in a legacy / brownfield...

🚀 Hiring: Technical Writer – Robotics & Automation (UK | Hybrid | Contract | Outside IR35)   We are looking for an experienced Technical Writer to join our team on a 6-month contract (Outside IR35). This is a hybrid opportunity in the UK, with 1–2 days in the office (Huntingdon) and the rest remote. Immediate joiners are preferred.   📍 Location: UK – Hybrid (1–2 days in office, Huntingdon) 📄 Contract: 6 Months (Outside IR35) ⏱ Availability: Immediate Joiners Preferred   🔍 Role Overview   As a Technical Writer, you will be responsible for creating clear, accurate, and user-friendly documentation for robotics and automation systems. You will translate complex technical workflows into simple, structured content and collaborate closely with engineering, product, and design teams.   🛠 Key Responsibilities Develop user manuals for robotics and automation products Create training materials...