826 to 850 of 1,508 REST Jobs in the UK

Java Developer - Remote

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £525/day
development team working on a Home Office project, building and enhancing secure, scalable Java applications and services. You'll work across Java, Spring Boot, REST APIs and microservices, contributing to the full development lifecycle from design and development through to testing, deployment and ongoing optimisation. Strong experience with Java … looking for Strong commercial experience with Java/Java SE/Java EE Solid Spring Framework experience, particularly Spring Boot Experience developing REST APIs and microservices Good knowledge of SQL and relational databases Experience with Git Understanding of OOP principles and design patterns Experience with Maven or Gradle Strong problem ...

Senior Full Stack Java Engineer

Location
Greater London, England, United Kingdom
intelligent engineering solutions that automate and enhance Software Development Lifecycle (SDLC) processes, improving developer productivity and accelerating delivery outcomes. Responsibilities Design and develop REST APIs, event-driven integrations, and messaging interfaces. Build and maintain integrations between Loan IQ and enterprise applications. Design and implement AI-powered agents and workflows that … integration performance. SKILLS Must have Core Engineering 8+ years of software engineering experience, ideally within Financial Services. Strong expertise in Java, Spring Boot, REST APIs, and distributed systems. Experience with Kafka, IBM MQ, or similar messaging technologies. Strong integration experience with Loan IQ, lending, banking, or enterprise platforms. Deep understanding ...

Senior Backend Engineer

Location
Greater London, England, United Kingdom
notation. Our frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using … currently use: Flask, SqlAlchemy, Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience of REST and/or GraphQL APIs Knowledge of the core AWS services: i.e. EC2/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge ...

Agentforce Operations FDE

Location
Greater London, England, United Kingdom
Generation) , vector databases, search indexes, and knowledge bases to supply agents with accurate enterprise context. Enterprise Integration & API Management: Develop and maintain custom APIs (REST, GraphQL, webhooks) and integration pipelines connecting AFO/Agentforce to Salesforce Data Cloud (Data 360), cloud warehouses (Snowflake, Databricks), and core ERPs (SAP, Oracle, NetSuite … building RAG pipelines, vector search indexes, and knowledge base retrievers for enterprise data. Multi-Agent Systems & API Mastery: Practical experience with API design (REST/SOAP/webhooks) and modern agent protocols (e.g., MCP, tool calling, or event-driven messaging architectures). Expertise in process orchestration and API-led connectivity ...

Software Engineer - Seismic (Contract)

Location
Greater London, England, United Kingdom
services, CRM data syncing, and event-driven architecture to keep sales and enablement content aligned. API & Integration Proficiency: Hands-on design and consumption of REST APIs, handling webhooks, and managing rate limits across third-party platforms. CRM Ecosystem Knowledge: Experience with Salesforce architecture, including data synchronization, user mapping, and embedding … preferred. Salesforce Certified Administrator is expected, and integration or architecture-track certifications (e.g. Integration Architect, Application Architect, MuleSoft) are desirable. Proven integration experience using REST/SOAP APIs or middleware such as MuleSoft to connect Salesforce with other systems. Strong experience of DevOps and CI/CD tooling (e.g. ...

Software Developer — .NET & REST APIs for Airport Tech

Location
Maidenhead, England, United Kingdom
Chauntry Ltd, part of BookFlowGo in the Holiday Extras Group, is seeking a Software Developer to build features for our Parkspace platform used by airports and parking operators. You’ll join a collaborative team delivering ...

Solution Engineer (Integration Engineer)

Location
Greater London, England, United Kingdom
end. Proficiency in Microsoft SQL Server, including writing, interpreting, and troubleshooting complex queries, joins, and data transformations across relational structures. Solid understanding of REST/SOAP APIs, XML, and JSON, as well as system integration patterns and data mapping techniques. Familiarity with Boomi or a comparable integration platform, along with ...

Senior Frontend Architect — Real-Time React & TypeScript

Location
City Of London, England, United Kingdom
development lifecycle, from design through testing and deployment, using HTML, CSS, JavaScript, React and TypeScript. Strong experience with real-time communication (WebSockets, SSE) and REST APIs, plus state management (Redux) and SPA architectures, is essential. #J-18808-Ljbffr ...

Frontend React Developer

Location
Sheffield, England, United Kingdom
responsive web applications using React.js. Build reusable UI components and front‐end libraries. Implement state management using Redux, Context API, or equivalent frameworks. Integrate REST APIs and backend services. Optimize applications for performance, scalability, and security. Participate in code reviews, testing, and CI/CD deployment activities. UX Design Create ...

APIGee IT Expert - Senior

Hiring Organisation
ECS
Location
United Kingdom
Employment Type
Contract
Contract Rate
£500 - £501 per day
commercial experience working with Apigee X , Good knowledge of API proxies, policies, shared flows, target servers, KVMs and environment configuration, Strong understanding of REST APIs and API authentication including OAuth 2.0, JWT, OIDC and token handling , Experience troubleshooting end-to-end API requests and connectivity issues, Experience working with commonly ...

Identity & Access Management (IAM/IDAM) Engineer

Location
Greater London, England, United Kingdom
included) Worldwide Travel Insurance which is non-contributory (spouse and dependants included) Benefits Platform offering various retail and leisure discounts Experience integrating applications using REST APIs, web services and identity data sourcesExperience with enterprise directory services including Active Directory, LDAP and Microsoft Entra IDAbility to create and maintain technical documentation ...

Integrations Lead NEW Posted today Hemel Hempstead to £70,000 + bonus + benefits depending on experience

Location
Hemel Hempstead, England, United Kingdom
Automate RPA, API-first, event-driven, pub/sub, microservices, ESB. Integration platforms: Azure Integration Services, AWS EventBridge, or equivalent. API design and governance: REST, GraphQL, OpenAPI specification. Cloud: AWS and Azure — relevant services including API Gateway, Lambda, Event Hub. Hospitality application landscape (PMS, POS, CRS): beneficial but not essential. ...

Applied AI ML Lead - DocAI

Location
Greater London, England, United Kingdom
implementing pipelines using DAGs (e.g. Kubeflow, DVC, Ray) Experience of big data technologies (e.g. Spark, Hadoop) Have constructed batch and streaming microservices exposed as REST/gRPC endpoints Familiarity with GraphQL #CIBAppliedAI #J-18808-Ljbffr ...

Senior Software Engineer (iOS)

Location
Greater London, England, United Kingdom
handling latency, fallbacks, guardrails) and/or conversational UXSwiftUI for building production UIs; familiarity with UIKit and interoperability is a plusSolid understanding of JSON, REST, WebSockets, streaming APIs and robust networking layers (error handling, retries, offline support)Strong grasp of iOS architecture (e.g., MVVM, Clean Architecture, modularization) suitable ...

Technical Integrations Consultant

Location
Greater London, England, United Kingdom
Ticketing, CLM, and TPRM systems. Experience using iPaaS tools to configure integrations required. Experience with Python/Javascript scripting Experience working with XML/REST based endpoints and standard authentication protocols. Past ERP implementation, integration, configuration or administration experience is beneficial but not required. Ability to translate highly technical information ...

Full-Stack Web Developer

Location
Brighton, England, United Kingdom
your signature. Design and implement robust server-side architecture for the Parcks website using Node.js, Deno, or equivalent modern frameworks. Build and maintain secure REST or GraphQL APIs connecting SP modules, Capsule services, and web content layers. Integrate and maintain front-end logic built by the UI and UX teams ...

Implementation Sr. Consultant

Location
United Kingdom
solving, troubleshooting, and analytical skills. Bachelor’s degree in Computer Science, Engineering, Business, or related field (or equivalent experience). Working knowledge of SQL, REST APIs, and integration patterns (e.g. ERP, CRM, tax, payment gateways), with familiarity with reporting tools and cloud integration methods. Outstanding interpersonal and communication skills, with ...

Forward Deployed Engagement Strategist

Location
Greater London, England, United Kingdom
built AI or agent-based automation yourself, including designing prompts, structuring outputs and fixing failures, and you know common integration patterns (such as REST, SOAP and event-based) and their risks. You can write clear requirements and user stories, and you're comfortable with senior executives, including sharing bad news ...

Security Engineer

Location
Greater London, England, United Kingdom
quota enforcement. Policy engines and workload identity (e.g., OPA/Rego, Kyverno, Cedar, OpenFGA, SPIFFE/SPIRE, Envoy/service mesh). API design (REST/gRPC) for internal platform consumers. Network security controls: WAFs, segmentation, TLS termination and egress filtering. Inclusion, Work-Life Balance and Benefits at Man Group ...

Technical Services Consultant, EMEA (Services Team)

Hiring Organisation
Semrush
Location
London, United Kingdom
equivalent Demonstrable experience working directly with engineering and development teams as a trusted technical advisor, not just a support contact Strong working knowledge of REST APIs, authentication patterns (OAuth, API keys, JWT), webhooks, and integration architecture; you can review an integration design and immediately identify what's wrong Comfortable reading ...

AWS Python Developer — Cloud, Django & Serverless (Hybrid)

Location
Nottingham, England, United Kingdom
hybrid in Nottingham, with responsibilities spanning AWS services and Python-based backend development. The candidate should have extensive Django experience, API design expertise (REST/GraphQL), and a strong grasp of modern development practices including TDD and Agile methodologies. #J-18808-Ljbffr ...

Dynamics 365 CE Developer & Power Platform Specialist

Location
City of Westminster, England, United Kingdom
support enterprise CRM solutions for global customers. You will collaborate with business stakeholders, functional consultants and solution architects, delivering Plugins, Power Apps, Power Automate, REST API integrations and robust CI/CD pipelines in Agile environments. #J-18808-Ljbffr ...

Senior Java Backend Engineer: Microservices & Kafka Hybrid

Location
Glasgow, Scotland, United Kingdom
work across the full backend stack — from API design through to production‐grade integration testing — using modern Java and Spring technologies. You will design REST APIs, implement event-driven solutions with Kafka, and collaborate with cross-functional teams. #J-18808-Ljbffr ...

.NET Microsoft Consultant - Flexible Working & Training

Location
Greater London, England, United Kingdom
stack. You will engage with clients, translate requirements into technical solutions, and drive delivery in agile teams. You will work with C#, .NET Core, REST APIs, and tooling including Power Platform, VBA, and Word macros, delivering robust business solutions. #J-18808-Ljbffr ...