751 to 775 of 1,624 REST Jobs in England

Salesforce Software Engineer - Senior Associate

Location
Greater London, England, United Kingdom
Platform Developer 1) Experience in Force.com platform (Async Apex) Service & Sales cloud development experience SOQL/SOSL/DML operation and SOQL query optimizations REST integrations with external services Testing methodologies & frameworks & integration testing Experience working in an Agile team (Scrum/Kanban) Migration tools Experience with Lightning Web Components ...

Solutions Engineer

Location
Greater London, England, United Kingdom
Proficiency in Python, with the ability to write clean, production‐quality scripts for data ingestion, pipeline automation, API integrations, and custom tooling; experience with REST APIs and SDKs is strongly preferred Hands‐on experience with at least one major cloud platform (GCP, AWS, or Azure), including data storage, compute ...

Senior Software Engineer (Java)

Location
Greater London, England, United Kingdom
manage their money. What you'll be doing The work will focus on greenfield development and improvement of existing systems Projects will include building REST APIs, engineering microservices and evolving a number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity) Our technology ...

Senior Front-End Developer

Location
North East, England, United Kingdom
independently and continuously improve platforms, processes and ways of working The following skills are desirable but not essential Working with Shopify Storefront, GraphQL or REST APIs and integrating front‐end experiences with third‐party services Developing Shopify Functions and UI Extensions using Preact for checkout, customer account and admin extensibility ...

Senior Front-End Developer

Location
Greater London, England, United Kingdom
independently and continuously improve platforms, processes and ways of working The following skills are desirable but not essential Working with Shopify Storefront, GraphQL or REST APIs and integrating front-end experiences with third-party services Developing Shopify Functions and UI Extensions using Preact for checkout, customer account and admin extensibility ...

QA Tester - **Must have Active SC Clearance**

Hiring Organisation
VIQU IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £500.00 per day
clear view of what to test first, where the risk sits in streaming data, and how to sequence and evidence it. 4. Modern architecture. REST, contract testing, schema validation. This is a greenfield build and legacy-only API experience will not translate. ALSO REQUIRED Automated regression testing in CI: repeatable ...

Quality Test Engineer III

Location
Greater London, England, United Kingdom
automation frameworks. Experience using Playwright with TypeScript or JavaScript for browser-based, end-to-end, and API testing. Strong API test automation experience using REST Assured with Java, or equivalent API-testing libraries. Work in a Way That Works for You We promote a healthy work/life balance across ...

Senior Software Engineer - Customer Entities

Location
Greater London, England, United Kingdom
helpful to have experience/expertise in the following (in rough priority order): Python Django (or equiv. web framework) Domain modelling HTTP and REST APIs Writing robust and fault-tolerant software Celery and async processing Postgres Bonus points AWS Terraform, Packer, Consul Kraken is a certified Great Place to Work ...

Senior Software Engineer - Customer Entities

Location
Greater London, England, United Kingdom
helpful to have experience/expertise in the following (in rough priority order): Python Django (or equiv. web framework) Domain modelling HTTP and REST APIs Writing robust and fault-tolerant software Celery and async processing Postgres Bonus points AWS Terraform, Packer, Consul the company is a certified Great Place ...

PAM Senior Engineer / Architect (Privileged Access Management)

Location
City Of London, England, United Kingdom
SAML, OAuth). Experience integrating PAM platforms with HR systems, ServiceNow, and other enterprise applications. Proficiency in scripting (PowerShell, JavaScript, BeanShell) and API integration (REST, SCIM, JDBC). Excellent communication and stakeholder management skills, with the ability to explain complex technical concepts to non‐technical audiences. Consulting mindset, with experience ...

Forward Deployed AI Engineer

Location
Greater London, England, United Kingdom
Daily proficiency with AI coding tools such as Claude or GitHub Copilot.* Hands-on LLM integration experience.* Working knowledge of MCP (Model Context Protocol), REST APIs, and microservices architecture.* Cloud platform experience.* Experience with agentic frameworks such as LangChain, LangGraph, AutoGen, or similar.* Strong analytical skills — the ability to understand ...

Software Engineering Team Lead

Location
Greater London, England, United Kingdom
Boot, and Kubernetes (k8s). Design APIs: Champion an API‐first mindset by designing, documenting, and ensuring the quality of robust, efficient HTTP/REST APIs for microservice communication (including using tools like OpenAPI/Swagger). Ensure System Health: Oversee and implement strategies for system scalability, resilience, and high ...

Python Engineer

Location
Greater London, England, United Kingdom
including for cross-compilation Additional languages, particularly Golang or Rust, C or C++ Deep quality and test engineering Web or Flutter front-end experience REST and gRPC API experience SQL and NoSQL data store expertise Experience with public clouds or OpenStack Experience with Debian/Ubuntu packaging Experience with systems ...

Application Support Engineer

Location
Guildford, England, United Kingdom
platforms for specialized AI agents such as Copilot or Claude. Ability to understand application logs, application traces, and metrics. Basic understanding of ASP.NET, MVC, REST APIs and ability to read and understand code to identify root cause and define repro steps. Previous experience with Azure services is preferred; any major ...

Technical Product Manager – Fixed Income Technology

Location
Greater London, England, United Kingdom
team using tools such as Jira, Bitbucket, Sonar & Team City* Worked with tools such as IntelliJ, Gradle, etc.,* Experience on JSON/XML and REST service**Core Competencies*** Excellent communication skills, oral and written; ability to face off to business users.* Good team-work skills, and the ability to work ...

Technical Product Manager – Fixed Income Technology

Location
Greater London, England, United Kingdom
team using tools such as Jira, Bitbucket, Sonar & Team City Worked with tools such as IntelliJ, Gradle, etc., Experience on JSON/XML and REST service Core Competencies Excellent communication skills, oral and written; ability to face off to business users. Good team-work skills, and the ability to work ...

QA Tester - **Must have Active SC Clearance

Hiring Organisation
VIQU IT
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day
clear view of what to test first, where the risk sits in streaming data, and how to sequence and evidence it. 4. Modern architecture. REST, contract testing, schema validation. This is a greenfield build and legacy-only API experience will not translate. ALSO REQUIRED Automated regression testing in CI: repeatable ...

Technical Support Engineer

Location
Greater London, England, United Kingdom
customers to resolve complex issues including finding innovative workarounds to issues Experience with Git, Visual Studio, Virtual Machines, Excel, Postman or other API/REST client Strong interpersonal and collaborative skills Proficiency using GitHub Copilot, Gemini, or ChatGPT for technical problem-solving, code explanation, and script generation. Familiarity with using ...

Technical Product Manager - Fixed Income Technology

Hiring Organisation
Citigroup
Location
London, UK
Employment Type
Full-time
continuous delivery. Experience working in an Agile globally distributed team using tools such as Jira, Bitbucket, Sonar & Team CityExperience on JSON/XML and REST serviceCore Competencies Excellent communication skills, oral and written; ability to face off to business users. Good team-work skills, and the ability to work ...

Software Engineer, Agentic AI

Location
Cambridge, England, United Kingdom
orchestration patterns. Experience building and maintaining RAG pipelines, agent frameworks, MCP servers or equivalent function-calling architectures, and conversational interfaces. Familiarity with cloud platforms, REST APIs, containerization, and modern deployment environments. Experience with observability, evaluation, experimentation, and feedback loops for AI systems in production. Ability to work independently, manage ambiguity ...

Senior Forward Deployed Engineer – Key Accounts (AI Solutions)

Location
Chesham, England, United Kingdom
technical authority, operating with autonomy and credibility in front of senior (VP/CxO) stakeholders. Strong command of APIs, webhooks, and data structures (JSON, REST, GraphQL) — able to design and troubleshoot integrations confidently. Even better if you have experience with MCP Servers. Hands‐on experience with low‐code orchestration tools ...

Full Stack Engineer | Java, Spring Boot and Angular

Location
Tipton, England, United Kingdom
Angular component architecture, dependency injection, routing, reusable components and state management. Strong knowledge of RESTful API design and implementation. Experience integrating applications using REST APIs, GraphQL, JSON and OAuth. Experience with secure authentication, authorization and token-handling mechanisms. Hands-on experience with SQL and NoSQL databases. Experience working with Kafka … side applications, APIs and Angular frontend applications. Build clean, reusable, modular, scalable and maintainable code using Java, Spring Boot, Angular and TypeScript. Develop secure REST APIs and GraphQL services for enterprise applications. Integrate frontend applications with backend services using REST, GraphQL, JSON and OAuth. Design reusable Angular components and scalable ...

Full Stack Software Engineer

Hiring Organisation
Acacia Green Technologies
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
full stack engineer whose main strength is backend development. You will take primary responsibility for Node.js and JavaScript services, PostgreSQL data models, REST APIs and a growing microservices estate, while contributing to React.js interfaces when a feature requires end-to-end ownership. The role sits close to live hotel deployments … production-ready documentation. Own PostgreSQL schema design, SQL queries, migrations, data integrity and performance for operational and time-sensitive product workloads. Develop well-structured REST APIs and event-driven integrations between Acacia applications, hotel systems, sensors, gateways and third-party platforms. Evolve our microservices architecture pragmatically, balancing service independence with ...

Full Stack Software Engineer

Hiring Organisation
Acacia Green Technologies
Location
EC2M, Broad Street, Greater London, United Kingdom
Employment Type
Permanent
full stack engineer whose main strength is backend development. You will take primary responsibility for Node.js and JavaScript services, PostgreSQL data models, REST APIs and a growing microservices estate, while contributing to React.js interfaces when a feature requires end-to-end ownership. The role sits close to live hotel deployments … production-ready documentation. Own PostgreSQL schema design, SQL queries, migrations, data integrity and performance for operational and time-sensitive product workloads. Develop well-structured REST APIs and event-driven integrations between Acacia applications, hotel systems, sensors, gateways and third-party platforms. Evolve our microservices architecture pragmatically, balancing service independence with ...

Senior Full Stack/Native Cloud Engineer (Vice President)

Hiring Organisation
Jefferies Financial Group
Location
London, UK
Employment Type
Full-time
technologies. Provide deep technical expertise in distributed systems, data architecture, and scalable platform design. Design, implement, and maintain Java-based APIs and microservices, including REST, OpenAPI, GraphQL, and gRPC services. Work with modern data technologies including PostgreSQL, MongoDB, and Amazon Redshift. Deliver reliable, performant, and responsive user interfaces aligned … scalable, and resilient systems. Hands-on experience with Kafka or similar event streaming technologies. Strong understanding of API design and service integration patterns, including REST, OpenAPI, GraphQL, and gRPC. Practical experience with relational and NoSQL data platforms, including PostgreSQL, MongoDB, and Redshift. Frontend development experience using Angular or React, with ...