Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
9 Contract API jobs in East Sussex + 20 miles
685 exact matches jobs are outside your preferred location
)
.Net Developer
.Net Developer
Crowd Link Consulting Ltd
Woking (GU21)
From £45,000 to £60,000 per annum Salary + Benefits + Bonus
Web API, HTML, CSS, Web Services, JQuery and JavaScript
Web API, HTML, CSS, Web Services, JQuery and JavaScript
Extensive experience of API testing, REST & SOAP
Extensive experience of API testing, REST & SOAP
Extensive experience of API testing, REST & SOAP
Extensive experience of API testing, REST & SOAP
)
Skilled in API development and microservices architecture
Skilled in API development and microservices architecture
)
Azure PaaS, Function Apps, Blob/Table Storage, Service Bus Topics, Azure Search and API Management
Azure PaaS, Function Apps, Blob/Table Storage, Service Bus Topics, Azure Search and API Management
FEATURED
Expertise in system and API design, scalability, and performance tuning
Expertise in system and API design, scalability, and performance tuning
)
Senior Data Engineer - SC Cleared - OUTSIDE IR35
Senior Data Engineer - SC Cleared - OUTSIDE IR35
Sanderson Government and Defence
City of London (EC1), EC1
Up to £580 per day
Devops experience a bonus e.g. Terraform, Drone, Kubernetes cluster management for microservice style API data consumption
Devops experience a bonus e.g. Terraform, Drone, Kubernetes cluster management for microservice style API data consumption
FEATURED
)
Senior Full Stack Engineer
Senior Full Stack Engineer
McGregor Boyall Associates Limited
City of London (EC1)
£80000 - £120000 per annum + bonus
Strong knowledge of system design principles, scalable architecture patterns, and API design.
Strong knowledge of system design principles, scalable architecture patterns, and API design.
)
Experience building maintainable and testable code bases, including API design and unit testing techniques
Experience building maintainable and testable code bases, including API design and unit testing techniques
)
Integration & API Testing - proficiency with REST/OData service testing using tools like Postman or SoapUI
Integration & API Testing - proficiency with REST/OData service testing using tools like Postman or SoapUI
)
Our client is developing a platform that streamlines operations and connectivity for firms in the alternative investments space through an API-driven architecture.
Our client is developing a platform that streamlines operations and connectivity for firms in the alternative investments space through an API-driven architecture.
)
Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
)
Understanding of cloud architectures, API-driven platforms, and financial data security standards.
Understanding of cloud architectures, API-driven platforms, and financial data security standards.
Experience building maintainable and testable code bases, including API design and unit testing techniques
Experience building maintainable and testable code bases, including API design and unit testing techniques
Experience building maintainable and testable code bases, including API design and unit testing techniques
Experience building maintainable and testable code bases, including API design and unit testing techniques
Microservices architecture, API-first approach, containerisation (Docker/Kubernetes), CI/CD pipelines * Knowledge of integration patterns, API gateways, and cloud-native deployments
Microservices architecture, API-first approach, containerisation (Docker/Kubernetes), CI/CD pipelines * Knowledge of integration patterns, API gateways, and cloud-native deployments
Experience building maintainable and testable code bases, including API design and unit testing techniques
Experience building maintainable and testable code bases, including API design and unit testing techniques
The Service is one of the fastest growing streams in the LCH business lines and is looking to build on recent successes and further increase market share through modernising and enhancing our external facing application and API by delivering powerful and scalable functionality to meet evolving market demands.
The Service is one of the fastest growing streams in the LCH business lines and is looking to build on recent successes and further increase market share through modernising and enhancing our external facing application and API by delivering powerful and scalable functionality to meet evolving market demands.
Machine Learning Engineer (Reinforcement Learning)
Machine Learning Engineer (Reinforcement Learning)
FBI &TMT
City of London, London
Up to £85000.00 per annum
Familiarity with model deployment and management, including API development, deployment pipelines, and performance optimisation.
Familiarity with model deployment and management, including API development, deployment pipelines, and performance optimisation.
)
AI Prompt Engineer
AI Prompt Engineer
Staffworx Limited
East London (E1)
market rates, outside IR35, remote first, UK but 1-2 days on site
Integrate LLMs into applications usingLangChain,LlamaIndex,Haystack,AutoGen and OpenAIs Assistant API patterns.
Integrate LLMs into applications usingLangChain,LlamaIndex,Haystack,AutoGen and OpenAIs Assistant API patterns.
Lead Software Developer - Python / AWS / React
Lead Software Developer - Python / AWS / React
Tech 4
East London (E1)
From £72,000 to £76,000 per annum + excellent benefits
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).
)
Head of Development and AI
Head of Development and AI
McCabe & Barton
City of London (EC1V)
Up to £170,000 per annum Plus Excellent benefits package
Knowledge of microservices architecture, API design (REST, GraphQL)
Knowledge of microservices architecture, API design (REST, GraphQL)
)
Shift to the left: Functional test automation (API testing, UI testing [cucumber, nightwatch])
Shift to the left: Functional test automation (API testing, UI testing [cucumber, nightwatch])
Your mission is to define and execute the strategy, roadmap, and delivery of our API products to maximise adoption, user engagement, and customer value. * Define and own the strategy, vision, and roadmap for Powered by CUBE and RegConnect (API). * Champion data-led decision making by monitoring API adoption, usage, and performance metrics to inform prioritisation. * Proven track record of delivering API products, developer tools, or integration platforms with measurable adoption and value. * Hands-on knowledge of REST APIs, authentication protocols (OAuth, API keys), and integration workflows. * Experience with API documentation standards (Swagger/OpenAPI) and developer experience best practices.
Your mission is to define and execute the strategy, roadmap, and delivery of our API products to maximise adoption, user engagement, and customer value. * Define and own the strategy, vision, and roadmap for Powered by CUBE and RegConnect (API). * Champion data-led decision making by monitoring API adoption, usage, and performance metrics to inform prioritisation. * Proven track record of delivering API products, developer tools, or integration platforms with measurable adoption and value. * Hands-on knowledge of REST APIs, authentication protocols (OAuth, API keys), and integration workflows. * Experience with API documentation standards (Swagger/OpenAPI) and developer experience best practices.