1 to 25 of 26 Contract API Development Jobs in England

Python Developer

Hiring Organisation
Experis
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 650 - 700 Daily
application-focused role - DevOps/operations-heavy profiles are not suitable for this engagement. Most Important Strong Python Developer (5+ years hands-on development experience) Strong AWS experience (hands-on, application-focused) Essential Technical Requirements Python Development 5+ years of hands-on development experience (not scripting/… automation roles) Strong knowledge of boto3 API Experience building RESTful applications Strong understanding of testing frameworks, unit testing, and regression testing methodologies AWS Expertise Deep understanding of AWS networking and IAM Strong knowledge of IAM concepts (roles, users, resource policies, SCPs) Experience hosting applications within AWS Recent hands ...

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. ...

Odoo Developer

Hiring Organisation
TEKsystems
Location
Manchester, Lancashire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Odoo Developer Odoo contractor Full time remote engagement. The focus will be on migration support (data lifting/shifting, planning, testing) and API development, so strong Odoo + Python experience is key. Start: ASAP Focus: Odoo migration + API development Soft Skills: Strong English communication ...

Odoo Developer

Hiring Organisation
Teksystems
Location
North West, United Kingdom
Employment Type
Contract
Odoo Developer Odoo contractor full-time remote engagement. The focus will be on migration support (data lifting/shifting, planning, testing) and API development, so strong Odoo + Python experience is key. Start: ASAP Focus: Odoo migration + API development Soft Skills: Strong English communication ...

AI Chatbot Technical Lead

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£60,000 - £95,000 per annum
hybrid role that will be based in London. Our client is seeking a hands-on AI Chatbot Technical Lead to drive the development and enhancement of their Service Management Chatbot. This is a key role for someone with deep technical expertise in Python, LangChain, and OpenAI services, particularly within … Azure environments. You will lead the technical delivery of the client’s Chat API, ensuring it is robust, scalable, and continuously improving. Responsibilities Lead the development and enhancement of the Chat API using Python, LangChain, and OpenAI services on Azure Function Apps Monitor and resolve API ...

Senior Principal Engineer

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract, Work From Home
with industry trends and advancements in engineering practices and recommend relevant solutions. Support the Platform Lead in identifying and addressing engineering challenges. Facilitate the development of cross-functional capabilities to address common technical gaps. Act as a key decision-maker for technical and risk-related engineering matters. Identify opportunities … years in a senior or principal engineering role. Expertise in infrastructure components, performance tuning, and capacity planning. Hands-on experience with microservices, software development, infrastructure automation, API development, and application systems design. Strong understanding of Site Reliability Engineering (SRE), DevOps practices, CI/CD pipelines, automated testing ...

Java Software Developer (Inside IR35) - Contract

Hiring Organisation
Stealth IT Consulting Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
Up to £476 per day Up to £476 per day
Responsibilities Develop, enhance, and maintain Java-based applications and microservices. Work within cross-functional Agile teams (Developers, BAs, QAs, DevOps). Contribute to API development, integration, and backend service build. Deliver clean, testable, maintainable code aligned with best practices. Participate in code reviews, pair programming, and continuous improvement. ...

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 Developer

Hiring Organisation
VIQU IT Recruitment
Location
Leicester, Leicestershire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £370 per day
APIs and Azure cloud services. Participate in agile ceremonies and work closely with stakeholders throughout the project lifecycle. Key Skills & Experience Strong front-end development skills (HTML, CSS, Blazor, JavaScript). C# .NET and API development experience Familiarity with Azure cloud services. Strong SQL skills, MongoDB would ...

Backend Software Engineer

Hiring Organisation
Bruin Financial & Professional Services
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £650 per day
office, Tuesday–Thursday), the successful candidate will be responsible for designing, developing, and maintaining modern cloud-based systems. You will work across backend development, DevOps, and infrastructure as code, collaborating closely with global teams in Australia, the U.S., and locally in Manchester. Key Responsibilities: Backend Development (50%) Design … collaboration with Product Owners. DevOps/Cloud Operations (40%) Work with AWS to manage, optimise, and secure cloud infrastructure. Deploy and maintain services across development, testing, and production environments. Detect and prevent security threats, including account takeover attempts. Drive continuous improvement in technical standards, tools, and processes. Infrastructure ...

Python Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £420 per day
Description: Python developer is responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using Python and FastAPI. Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations and rollouts Build and Integrate … API for Database Management Operations and automation workflows Troubleshoot automation issues across scripting, API s and containerized environments. Containerize and deploy application/services using Docker and Kubernetes Administration for Kubernetes Resources (Pods, Ingress, Services, Secrets, CRDs, etc) Nice to have Exposure on enhancing observability with knowledge ...

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 ...

Python Developer - DevOps & PostgreSQL

Hiring Organisation
Vallum
Location
Sheffield, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 Daily
IR35 450GBP/Day Job Description: Python developer responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using Python and FastAPI. Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations … rollouts Build and Integrate API for Database Management Operations and automation workflows Troubleshoot automation issues across Scripting, APIs and containerized environments. Containerize and deploy application/services using Docker and Kubernetes Administration for Kubernetes Resources (Pods, Ingress, Services, Secrets, CRDs, etc) Nice to have Exposure on enhancing observability with ...

Full Stack Developer

Hiring Organisation
Experis
Location
Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
will require additional vetting for this position, which means the process can take longer than the usual onboarding process Knowledge of Agile methodologies, Python, API development, CI/CD - Jenkins, ReactJS, Git, SQL, Docker, Neo4j, Database Design, Collaborative Team Player Good Communication Skills ...

AI Technical Architect

Hiring Organisation
Frontier Resourcing Ltd
Location
South West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Competitive day rates - outside IR35
access control, logging, and data protection Strong consulting, communication, and leadership skills Passion for learning and applying emerging technologies Desirable Python engineering experience and API development Experience with data pipelines and vector databases Knowledge of SRE, DevOps, and platform engineering practices Exposure to AI systems, LLMs ...

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 ...

Senior Java Developer

Hiring Organisation
Indotronix Avani UK Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Analysts. Required Skills & Experience: Recent Java 21 (or later) experience. Expertise in TDD, BDD, and large microservice architectures. Agile environment experience, pair programming, and API development. Strong knowledge of automated testing and continuous deployment. Ability to communicate technical concepts to non-technical audiences. Unix/Linux/ ...

Python Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Sheffield, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 420 Daily
Description: Python developer is responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using Python and FastAPI. Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations and rollouts Build and Integrate … API for Data click apply for full job details ...

Java Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £550 per day + Inside IR35
seeking a skilled Java Developer to join our engineering team and contribute to the design, development, and maintenance of high-quality, scalable software solutions. The ideal candidate has strong experience in core Java, modern frameworks, API development, and cloud-based architectures. You will work closely with product ...

Java Developer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 per day
seeking a skilled Java Developer to join our engineering team and contribute to the design, development, and maintenance of high-quality, scalable software solutions. The ideal candidate has strong experience in core Java, modern frameworks, API development, and cloud-based architectures. You will work closely with product ...

Integration Developer

Hiring Organisation
Real Staffing
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£450 - £500 per day
documentation, and smooth handover at the end of the engagement Requirements * Proven experience as a Boomi Integration Developer * Strong understanding of integration patterns and API development * Ability to work independently and deliver in a fast-paced environment * Excellent communication and problem-solving skills * Boomi certifications beneficial ...

Integration Developer

Hiring Organisation
Real Staffing Group
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 500 Daily
documentation, and smooth handover at the end of the engagement Requirements * Proven experience as a Boomi Integration Developer * Strong understanding of integration patterns and API development * Ability to work independently and deliver in a fast-paced environment * Excellent communication and problem-solving skills * Boomi certifications beneficial ...

Full Stack Developer (Python / React)

Hiring Organisation
Rise Technical Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 60,000 - 70,000 Annual
expanding its internal systems and automation capabilities and is looking for a developer with strong experience in Python, AWS cloud services, and modern API development. This role offers the chance to work on impactful projects including business automation, data processing systems, and modern web applications. In this role … build backend services, APIs, and automation tools. You will work with technologies such as Python, AWS services including Lambda, EC2, S3, RDS, and API Gateway, as well as SQL databases and data processing libraries. You will also contribute to front end development using React where required and support ...

Full Stack Developer (Python / React)

Hiring Organisation
Rise Technical Recruitment
Location
Camden, London, Camden Town, United Kingdom
Employment Type
Contract
Contract Rate
£60000 - £70000/annum
expanding its internal systems and automation capabilities and is looking for a developer with strong experience in Python, AWS cloud services, and modern API development. This role offers the chance to work on impactful projects including business automation, data processing systems, and modern web applications. In this role … build backend services, APIs, and automation tools. You will work with technologies such as Python, AWS services including Lambda, EC2, S3, RDS, and API Gateway, as well as SQL databases and data processing libraries. You will also contribute to front end development using React where required and support ...

GenAI Specialist

Hiring Organisation
Velocity Talent Ltd
Location
Bromley, London, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £550 per day £500 TO £550 A DAY inside IR35
hybrid 8-12 month contract paying £500 - £550 per day inside IR35, (2-3 days in the office) This includes core Python development using OOPs concepts, Large Language Models (LLMs), and Agentic AI architectures. The ideal candidate will collaborate with clients to understand complex business challenges, architect scalable … Capital Markets. As a Senior Lead Analyst, you will: Anchor the engagement effort from business process consulting and problem definition to solution design, development, and deployment. Lead the discovery and definition of AI/ML solutions and guide teams on project processes and deliverables. Act as a thought leader ...