11 of 11 Remote/Hybrid Contract API Development Jobs

Java Developer - Java Frameworks, SC Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Croydon, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £475/day
Cleared Java Developer to support the delivery of modern, cloud-based applications within an AWS environment. The role will involve backend development, API delivery, and contributing to greenfield microservices-based solutions. Hybrid working is required, with on-site presence in Croydon . Key Skills (Essential) Strong Java development experience Spring Boot SQL and report writing Experience working in AWS environments EBSA experience API development and microservices architecture Experience with CI/CD pipelines Containerisation using Docker and/or Kubernetes Experience delivering greenfield development projects Active SC Clearance Desirable Skills React Next.js Experience working ...

API Security Architect

Hiring Organisation
Eteam Workforce Limited
Location
Knutsford, Cheshire, North West, United Kingdom
Employment Type
Contract
Contract Rate
£740 per day
Role Title: API Security Architect Location: Knutsford/Hybrid Duration: 30/11/202 Role Description: "We are looking for an API Security Architect to define, design, and oversee the implementation of enterprise-grade API security architecture. The role ensures APIs are built securely, follow best … practice standards, and align with organisational security and compliance requirements. Key Responsibilities Design end-to-end API security architecture across cloud and on-premise environments. Define API security standards covering authentication, authorization, encryption, and threat protection. Lead architectural reviews, threat modelling, and risk assessments for API integrations. ...

AI Engineer

Hiring Organisation
DCV Technologies Limited
Location
Central London, London, United Kingdom
Employment Type
Contract
with GenAI, Gemini or Open source LLMs, Train, finetune and Onboard new LLMs Experience in building GenAI applications using Python Hands-on Experience with API Development and Microservices architecture and End to End integrations Knowledge of RAG (Retrieval-Augmented Generation) and ADK, MCP Solid understanding of LLMs, prompt … engineering, and graph-based workflows. Hands-on Experience with API Development and Microservices architecture Experience in CI/CD pipelines, and containerization (Docker/Kubernetes)., Harness and Git actions. Practical experience implementing LLM and GenAI solutions, including prompt engineering, model fine tuning, RAG pipelines, embeddings, and vector ...

Python Full Stack Developer

Hiring Organisation
Syntax Consultancy Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550/day Inside IR35
chance to work with a leading global IT and Digital transformation business specialising in Government projects: Key experience, responsibilities + tasks: Strong Python development expertise , develop and maintain Python code for data processing, API development and integration with the Azure Databricks environment. Senior experience in software development, with a focus on both front-end and back-end development. Front-end development using React, Angular, Vue.js, Front-end and back-end development of applications and APIs interacting with the Azure Databricks platform. Experience with Azure cloud platform and services. Azure Databricks. containerisation (Docker) and orchestration ...

Java Full Stack Developer

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
Contract: 6 months Rate: Market rate (Inside IR35) The Role We are looking for a Senior Java Full Stack Developer to support the design, development, and maintenance of complex applications within a global engineering environment. This role combines hands-on development (75%) with Level 3 production support … microservices and REST APIs for distributed systems Collaborate with product, UX, and engineering teams to deliver high-quality solutions Contribute across the full software development lifecycle (design to deployment) Implement automated testing to ensure performance, scalability, and security Diagnose and resolve production issues, performing root cause analysis Provide Level ...

Full Stack Developer

Hiring Organisation
Stealth IT Consulting Limited
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £600 to £650 per day Inside IR35
services using Python Build APIs and integrate with databases and external systems Implement CI/CD pipelines using Jenkins Work on Front End development with ReactJS Design and manage relational and graph databases ( SQL, Neo4j ) Containerize applications with Docker Collaborate effectively in an Agile team environment Produce clear technical … documentation and communicate effectively with stakeholders Skills & Experience Strong knowledge of Agile methodologies Proficient in Python, ReactJS, SQL, Neo4j, Docker, Git, Jenkins Experience with API development and database design Strong problem-solving and debugging skills Collaborative mindset with excellent communication skills Why Join? Work remotely with occasional travel ...

Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £675 per day + Inside IR-35
contribute effectively to a collaborative team environment for a client working in the UK Secure Government sector. Key technical skills: Agile methodologies Python and API development CI/CD with Jenkins ReactJS, Git, SQL Docker and Neo4j Strong database design ability You'll be a supportive team player … with good communication skills, comfortable working across the full development lifecycle and contributing to a fast moving engineering setup. Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people ...

Mainframe Developer with CICS Webservices

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £400 to £450 per day
skills/knowledge/experience: (As applicable) Required skills: Experience working in ZOS connect EE and DB2 Rest and extensive knowledge in CICS webservices Development experience using FileAid, Xpeditor, IBM explorer for ZOS, Visual studio. Proficient with SOAP, WSDL and JSON. A comprehensive understanding of SOA and Restful APIs … Java including OOP, functional programming (java 8+) Familiarity with Spring Boot's annotations, configuration, and how it simplifies Spring application setup and deployment. Restful API development experience Or/and Hands-on experience using DataPower appliances Development experience using XSLT, Gateway Script and XPath ...

HRIS System Integration Engineer

Hiring Organisation
Morson Edge
Location
Hemel Hempstead, Hertfordshire, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day None
IR35 Day rate: Up to £600 per day Duration: Initial 3 months but will most likely extend Start date: ASAP Key words: ElementSuite, Integration, API, Dataflows We are looking for a HRIS system Integration Engineer to connect our Clients core HRIS (ElementSuite) with their AI recruitment tool (Talent.AI … data flow, writing the middleware or scripts to sync these systems, and ensuring that data remains secure and accurate across all platforms. Core Responsibilities - API Development & Mapping: Use REST APIs to create seamless data synchronisation between ElementSuite, Aslan, and Talent.AI. - Workflow Automation: Automate the _Hire-to-Onboard_ journey ...

HRIS System Integration Engineer

Hiring Organisation
Morson Edge
Location
Buckinghamshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£550 - 600 per day + None
IR35 Day rate: Up to £600 per day Duration: Initial 3 months but will most likely extend Start date: ASAP Key words: ElementSuite, Integration, API, Dataflows We are looking for a HRIS system Integration Engineer to connect our Clients core HRIS (ElementSuite) with their AI recruitment tool (Talent.AI … data flow, writing the middleware or scripts to sync these systems, and ensuring that data remains secure and accurate across all platforms. Core Responsibilities - API Development & Mapping: Use REST APIs to create seamless data synchronisation between ElementSuite, Aslan, and Talent.AI. - Workflow Automation: Automate the _Hire-to-Onboard_ journey ...

Lead Azure Platform Engineer

Hiring Organisation
Opus Recruitment Solutions
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £625/day InsideIR35
Lead Azure Platform Engineer - API Platform (APIM/Apigee) | £600- £625 InsideIR35 | 6 month initial | Fully Remote The role is to take ownership and lead the design, development, and maintenance of the API Platform along with conducting reviews of API designs to ensure they align with … standards and governance requirements of the platform. · Collaborate with cross-functional teams to define API requirements. · Ensure the platform is scalable, secure, and performs to meet the current and future needs. · Set technical standards and best practices for API development. Key requirements: - Work with delivery leads and product ...