301 to 325 of 750 REST Jobs in London

iOS Developer

Hiring Organisation
Korn Ferry
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 Daily
Skills & Experience Strong commercial experience developing native iOS applications. Excellent knowledge of Swift and exposure to Objective-C. Experience with UIKit, MVVM architecture and REST API integrations. Familiarity with build and CI/CD tooling. Experience with automated testing frameworks. Strong debugging, problem-solving and performance optimisation skills. Ability ...

Backend Java Developer – Data Fabric / Platform Engineering

Location
City Of London, England, United Kingdom
quality, observability Familiarity with Docker, Maven, Jenkins ⭐ Nice to Have Apache Calcite Starburst or federated query engines JVM performance tuning High-throughput service interfaces (REST/gRPC) Data governance or policy enforcement layers 👥 This Role Is Ideal If You’ve Worked On Data platforms, governance layers, query engines ...

Automation Developer

Location
City Of London, England, United Kingdom
production environments. Solid understanding of automation and CI/CD security best practices, including RBAC, secrets management, and pipeline hardening. Experience integrating systems using REST APIs and event‐driven architectures. Familiarity with Azure cloud services and cloud‐native automation approaches. #J-18808-Ljbffr ...

Backend Engineer (Java+AWS+AI)

Location
Greater London, England, United Kingdom
Backend development. MongoDB & JPA: Proficient in database design, management, and optimization. GitLab: Strong knowledge of version control systems and CI/CD pipelines. REST API Services: Proficient in designing and consuming RESTful web services. Kafka: Skilled in implementing real‐time data pipelines and messaging systems. Splunk: Expertise in monitoring, logging ...

Senior ServiceNow Developer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
solutions. Strong experience with Flow Designer, Business Rules, Client Scripts, UI Policies, UI Actions, access controls, notifications, forms and catalog items. Integration experience with REST, SOAP, APIs, IntegrationHub, MID Server and Import Sets. Working knowledge of JavaScript, Glide APIs, HTML, CSS and XML. Experience developing custom scoped applications and workflows ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
working with distributed systems and cloud-native applications. Experience integrating with third-party APIs, commercial SaaS products and open-source technologies. Strong understanding of REST APIs, authentication and application security. Experience with CI/CD and modern software delivery practices. Experience using AI-assisted software development tools. Desirable Experience working ...

Senior Azure Security Engineer – 5 Month Contract – 2 days in London p/w

Location
Greater London, England, United Kingdom
Develop and maintain telemetry and logging solutions using Azure Monitor, Log Analytics and API‐based integrations. Implement security automation using Logic Apps, Azure Functions, REST APIs, PowerShell and Python. Essential Skills & Experience Proven hands‐on Azure Security Engineering experience within a large, complex enterprise environment. Strong knowledge of Azure security ...

Java Software Engineer III - Payments FX Services

Location
Greater London, England, United Kingdom
diversity, opportunity, inclusion, and respect Required Qualifications, Capabilities, and Skills: Demonstrate expertise in Java technologies and frameworks such as Spring/Spring Boot and REST-based services Show proficiency in Unix/Linux environments, including system navigation and log investigation Apply hands-on experience in system design, application development, testing ...

Integration Architect - SAP SAAS Products

Location
Greater London, England, United Kingdom
years in integration architecture; 4+ years with SAP SaaS and SAP BTP. • Expert in SAP Integration Suite (CPI), API Management, Event Mesh, OData/REST, IDoc/EDI. • Proven delivery with SuccessFactors, Ariba, Concur, Datasphere, SAC, and S/4HANA Cloud integrations. • Strong security fundamentals (OAuth2, SAML, JWT, SCIM ...

Frontend Developers (Design-Focused) Jnr/Senior – Bank – London

Location
Greater London, England, United Kingdom
user experience. Ability to work effectively from Figma designs and collaborate with designers. Practical experience implementing accessibility best practices and WCAG standards. Experience consuming REST APIs and handling complex UI states. Strong communication and collaboration skills. Ideal Candidate Enjoys building beautifully crafted user interfaces. Understands both engineering and design considerations. ...

Salesforce AI Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
platforms. Salesforce AI: Einstein, Prompt Builder, Agentforce, Data Cloud or related AI capabilities. Development: Apex, Lightning Web Components (LWC), APIs and Salesforce development. Integration: REST/SOAP APIs, data integration, ETL and data mapping. Data & Platforms: Experience working with tools such as MuleSoft, Informatica or similar technologies would be beneficial. ...

Integration Developer (SSIS Package Integration) - SC Active

Hiring Organisation
GCS
Location
Enfield, London, Enfield Town, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
Azure Data Factory, SSIS, Logic Apps Proficiency in programming languages such as SQL. Strong understanding of data formats, protocols, and standards (e.g., JSON, XML, REST, SOAP). Excellent problem-solving skills and attention to detail with a focus on delivering high-quality integration solutions. Strong communication and interpersonal skills with ...

Principal Software Architect

Location
Greater London, England, United Kingdom
Skills and Experience Extensive experience designing and delivering high‐quality software within modern engineering environments. Strong commercial experience with C#, ASP.NET, Azure, React and REST APIs. Experience designing scalable, secure and maintainable software architectures. Strong understanding of cloud‐native application development and Azure services. Experience influencing technical strategy and architectural ...

Software Engineer

Location
Greater London, England, United Kingdom
experience Laravel framework experience Skills Excellent verbal and written communication skills Experience with modern frontend frameworks (e.g., Vue) HTML, JavaScript, CSS (SASS) Experience building REST APIs Familiarity with Docker Go Technical Values Passion: You should be passionate about your work and eager to grow both professionally and personally. We encourage ...

C# Identity & Access Management Developer (C#, .Net, EntraID, Keycloak)

Location
City of Westminster, England, United Kingdom
degree in Computer Science or a comparable qualification. Useful additional experience OAuth 2.0, OpenID Connect or identity providers such as Keycloak. ASP.NET Core, REST APIs or Docker. WPF, Blazor or other front-end technologies. Designing reusable components or NuGet packages. Working on complex desktop, web or client applications. WPF experience ...

Full-Stack Engineer (6 month Contract)

Location
Greater London, England, United Kingdom
keep improving how we scale them Proficient with data: schema design, query optimisation and data modelling, including time-series data Experience designing and consuming REST APIs; event-driven patterns and background workers Cloud deployment with cloud providers; infrastructure-as-code (we use Terraform) and CI/CD Strong software engineering ...

Lead QA Automation Engineer

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 525 Daily
Testing User Acceptance Testing (UAT) Performance Testing Test Automation Hands-on experience with automation frameworks and tools including: Selenium Cypress Playwright SpecFlow (BDD) Postman REST API Testing C# Strong understanding of integration testing and data-driven testing methodologies. Experience working with CI/CD pipelines and DevOps practices. Proven experience ...

Service Delivery Technical Consultant

Hiring Organisation
Opus Recruitment Solutions
Location
London, United Kingdom
Employment Type
Permanent
with the ability to manage workloads independently and take ownership of deliverables. Desirable Experience Microsoft .NET, ASP.NET or C# development experience. Experience working with REST APIs and systems integration. Legal technology, information governance or records management experience. Exposure to document management or practice management platforms such as iManage or NetDocuments. ...

Senior Backend Engineer - Revenue

Location
Greater London, England, United Kingdom
ideally have: 5+ years' experience building production backend systems Strong commercial experience with PHP and Laravel Experience building scalable backend services and REST APIs Strong SQL skills and experience working with relational databases Familiarity with AWS or similar cloud environments Experience with CI/CD pipelines and automated testing Strong ...

Senior Software Engineer - iOS

Location
Greater London, England, United Kingdom
architectures (MVVM-C) Exposure to Continuous Integration systems Experience in writing Unit Tests (XCTest) Experience of multi-threading and dependency injection. Experience working with REST APIs and offline caching Exposure to databases (Realm/CoreData) An advocate of clean coding practices Experience of, or a strong appetite to learn ...

DDI Engineer - Contract - Remote

Hiring Organisation
World Wide Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
failover and relay, subnet and address planning, and IPv4 and IPv6. Automation skills- Scripting and API-driven automation using Python, PowerShell or Ansible, including REST integration with DDI platforms. Network understanding - Solid grounding in TCP/IP, routing and switching, and how DDI services sit within the network. Nice ...

Solution Architect

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Permanent
reuse Essential requirements 5+ years in software or infrastructure roles, including 3+ years in client-facing solution, enterprise or technical architecture Strong grasp of REST, AWS, SaaS multi-tenancy and security fundamentals Hands-on familiarity with Python and/or Java, able to read APIs and debug integration issues with ...

Salesforce Engineer

Hiring Organisation
Stepstone UK
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Agile, pair programming, Bitbucket, Bamboo Qualifications Salesforce development experience, APEX, LWC, with a strong understanding of development best practises and CI/CD, REST API Solid experience working with Salesforce CPQ, Salesforce Billing Use Salesforce APIs to integrate with other systems used in the organization Salesforce developer certification (Platform Developer ...

Salesforce Engineer CPQ

Location
London, United Kingdom
Agile, pair programming, Bitbucket, Bamboo Qualifications Salesforce development experience, APEX, LWC, with a strong understanding of development best practises and CI/CD, REST API Solid experience working with Salesforce CPQ, Salesforce Billing Use Salesforce APIs to integrate with other systems used in the organization Salesforce developer certification (Platform Developer ...

Salesforce Engineer CPQ

Hiring Organisation
Stepstone UK
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Agile, pair programming, Bitbucket, Bamboo Qualifications Salesforce development experience, APEX, LWC, with a strong understanding of development best practises and CI/CD, REST API Solid experience working with Salesforce CPQ, Salesforce Billing Use Salesforce APIs to integrate with other systems used in the organization Salesforce developer certification (Platform Developer ...