Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
1 Permanent API job in Colchester + 20 miles
725 exact matches jobs are outside your preferred location
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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
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Expertise in system and API design, scalability, and performance tuning
Expertise in system and API design, scalability, and performance tuning
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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
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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.
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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
NEW
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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
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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.
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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
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.
NEW
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
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.
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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).
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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)
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Data exchange and processing skills (e.g. ETL, ESB, API...)
Data exchange and processing skills (e.g. ETL, ESB, API...)
FEATURED
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.
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Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid
Design, develop, and deliver custom solutions within Planon's API framework.
Design, develop, and deliver custom solutions within Planon's API framework.
FEATURED
Design, develop, and deliver custom solutions within Planon's API framework.
Design, develop, and deliver custom solutions within Planon's API framework.
FEATURED
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Infrastructure: AWS (Aurora, Redis, DynamoDB, S3, SNS, SQS, CloudFront, API Gateway)
Infrastructure: AWS (Aurora, Redis, DynamoDB, S3, SNS, SQS, CloudFront, API Gateway)