601 to 625 of 747 REST Jobs in London

Cognigy Agentic AI Engineer

Location
Greater London, England, United Kingdom
covering system prompts, tool instructions, argument schemas, handling tool results safely, grounding, keeping hallucinations out, and prompting across languages Experience with Voice Gateway, xApps, REST APIs and Knowledge AI or FAQ grounding, plus Cognigy Insights The patience to debug from transcripts, context, tool arguments, Voice Gateway logs, API responses ...

Forward Deployed Engineer - UK

Location
Greater London, England, United Kingdom
ideally in SaaS, healthtech, or enterprise software. You write code. Python, JS, SQL - whatever gets the job done. Strong working knowledge of integration protocols: REST APIs, SAML/OIDC, SCIM, and ideally FHIR/HL7. Comfortable owning ambiguous, high‐stakes problems end-to-end without a playbook. Sharp communicator ...

QA Lead

Location
Greater London, England, United Kingdom
documentation. Desirable Skills Drupal/CMS familiarity: Familiarity with Drupal (7/9/10) or another CMS platform. API testing: Able to test REST APIs (e.g., Postman) and think about quality beyond the UI. Technical basics: Comfortable with basic debugging using PHP/SQL (MySQL) or similar. Automation tooling ...

Solutions Engineering Lead

Location
Greater London, England, United Kingdom
roll your sleeves up to be involved in the project delivery process. Qualifications Have previously worked with external parties to deliver technical projects with REST API integrations. Experience building, leading and mentoring driven and a high performing technical delivery team. Experience building and designing scalable and performing systems within ...

App Developer - Stride

Location
Greater London, England, United Kingdom
Store approval Decide where native is essential (login, HealthKit, push, store compliance) and where web views do the job faster Integrate with our existing REST API and data model, and help shape the API as the app’s needs become clear Build engagement into the product: notifications, check ...

Technical & Solution Architect (Distributed Ledger / Regulated Financial Services)

Location
Greater London, England, United Kingdom
experience designing and documenting software products Solid understanding of distributed systems principles Familiarity with tokenisation and digital asset concepts Good understanding of API design (REST, event-driven architectures, etc.) Financial Services Knowledge (or strong motivation to learn): Understanding of post-trade processes Familiarity with: CSDR; Central securities depositories ...

ServiceNow Platform Owner (m/f/d) London

Location
Greater London, England, United Kingdom
truly owned a system Hands on ServiceNow development experience, that goes beyond admin work: developed apps, scripting, ACLs, Flow Designer, Integration Hub, REST APIs Solid knowledge of instance management, upgrades, cloning, safe deployments, SLAs, ITSM processes and licensing Comfort picking up an existing setup, asking "why", and explaining technical topics ...

Cognigy AI Solutions Architect

Location
Greater London, England, United Kingdom
good enough to review Code Nodes properly, covering validation, payload mapping, API response handling, context, logging and custom flow behaviour Experience designing secure REST integrations, with PII-safe handling, authentication, error handling, observability and a sensible production support model Voice agent architecture: STT and TTS selection, multilingual recognition, DTMF, barge ...

Technical Support Engineer

Location
Greater London, England, United Kingdom
complex issues in a professional manner Finding innovative workarounds to issues Experience with Git, Visual Studio, Virtual Machines, Excel, Postman or any API/REST client Qualifications Bachelor's degree preferably in Computer Science, Information Systems or Life Sciences, or equivalent engineering experience Basic experience with Ruby and HTML code ...

Technical Support Engineer

Location
Greater London, England, United Kingdom
Okta, Microsoft Entra ID, Ping Identity, and Google Workspace, including inspecting assertions and tokens Strong web support skills, including inspecting network requests and supporting REST API setup Experience reproducing bugs, reviewing logs, and isolating problems in web and mobile applications Understanding of how corporate IT environments affect access to SaaS ...

Product Manager (Data)

Location
Greater London, England, United Kingdom
monetize data and transition legacy reporting into modern, scalable SaaS products. Technical Literacy: Strong understanding of data architecture, Data Lakes, APIs (REST/JSON), and hands-on experience building with BI tools. Familiarity with AI/ML concepts and data privacy regulations (GDPR, PCI-DSS context) is a plus. Execution ...

Senior Product Applications Engineer I

Location
Greater London, England, United Kingdom
Assist integration between metering devices, EMS platforms, SCADA, BMS, cloud, and enterprise systems. Support industry-standard protocols including Modbus, BACnet, MQTT, OPC UA, and REST APIs. Customer Consultancy & Enablement Act as a trusted advisor for consultants, facility managers, energy managers, and end users. Help customers translate energy objectives into practical ...

Solutions Consultant - BPL (12 Month Secondment/ FTC)

Location
Greater London, England, United Kingdom
architecture and transaction processing. Experience designing API-based solutions and integrations and working with external development teams designing workflows and messages. Working knowledge of REST APIs, JSON, webhooks, authentication frameworks, POS providers and ISV’s. Experience producing solution architecture diagrams and technical documentation. Knowledge of ecommerce platforms such as Adobe ...

Support Analyst

Location
Greater London, England, United Kingdom
understanding of several of the following areas: SSO, SAML, identity providers, certificates, and authentication flows SMTP, email delivery, connection testing, and email‐related troubleshooting REST APIs, authentication, request/response analysis, and tools such as Postman SaaS integrations, workflows, web technologies, and system dependencies Ability to explain technical concepts clearly ...

Software Development Engineer

Hiring Organisation
Deerfoot Recruitment Solutions
Location
Hounslow, London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £430 per day + Hybrid Working
with an Angular and TypeScript front end, working with Product Managers, Technical Business Analysts, Architects and Quality Engineers in Agile teams. Kafka, MQ and REST connect a set of products running on Azure and Kubernetes, and AI-assisted engineering tools are used from day one. 12 months, hybrid, with half … secure, maintainable Java microservices and Angular front-end features aligned with product and architectural goals Building APIs, integrations and messaging between interconnected products using REST, Kafka and MQ Writing automated tests and validation to support quality, reliability and continuous delivery Owning CI/CD for your team's services, deploying ...

Senior Power Platform / Dynamics 365 Developer

Location
Greater London, England, United Kingdom
/.NET. Create automations with Power Automate and use Dynamics 365 Customer Service capabilities including queues, SLAs, routing and assignment. Integrate Power Platform with REST APIs, SharePoint Online and Azure services. Support ALM, CI/CD, monitoring, troubleshooting and production releases. What you will bring Strong hands-on experience with … Dynamics 365 Customer Service. Proven skills in PCF, React, TypeScript, JavaScript, C# and .NET/ASP.NET Core. Experience with Power Automate, Dataverse Web API, REST APIs and external-system integration. Practical knowledge of Azure services such as API Management, Functions, Service Bus, Key Vault and Application Insights. Experience with ...

Senior AI Automation Engineer £100,000-£120,000

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Permanent
Power Platform Orchestrating workflows across Copilot Studio, Azure AI/Azure AI Foundry and internal enterprise systems Integrating AI applications with existing platforms through REST/GraphQL APIs and event-driven architectures Developing reusable connectors, tools, services and agent capabilities Designing agent orchestration, tool-use and integration patterns Building … comparable AI platforms Understanding of agentic AI patterns, orchestration, tool use, prompt design and LLM limitations Strong API and systems integration experience, including REST and/or GraphQL Experience designing reusable services, connectors and integration components Microsoft Azure experience across services such as Functions, containers and AI services Strong ...

Senior Backend Engineer

Location
Greater London, England, United Kingdom
data services, and platform integrations. Define patterns for microservices, domain boundaries, caching, queuing, resiliency, and error handling. Build robust service‐to‐service communication mechanisms (REST, gRPC, event‐driven patterns). Implement secure authentication, authorization, rate limiting, and multi‐tenant access controls. Hands‐On Backend Development Write high-quality, maintainable, production … impairments or a medical condition) that may affect your assessment, please inform your Talent Acquisition Partner. We will discuss possible adjustments to ensure fairness. Rest assured, disclosing this information will not impact your treatment in our process. Please make sure you check out the Publicis Career Page which showcases ...

Senior Symfony Engineer - Remote/Hybrid, REST API Expert

Location
Greater London, England, United Kingdom
The CodePark LTD in London is seeking an experienced Symfony Developer to build enterprise-grade web applications. You will work on complex projects using Symfony and contribute to scalable, maintainable codebases. In this role, you ...

Laravel 10 Full-Stack Developer: REST APIs & Desktop/Mobile Apps

Location
Greater London, England, United Kingdom
Neguinho Motors Ltd is seeking a skilled Full-Stack Developer to join our London team. You will build and maintain modern stateless applications with RESTful APIs, leveraging Laravel 10, PHP 8.2, Backpack Admin, Electron.js, React ...

Remote React Front-End Engineer with API & UI Focus

Location
Greater London, England, United Kingdom
role is remote, full-time, and requires collaboration with designers and backend teams to translate UI designs into production-ready interfaces. Responsibilities include integrating REST APIs, managing application state, and optimizing front-end performance using Redux or Context API, Git, and pixel-perfect mobile-first #J-18808-Ljbffr ...

Halo Automation Engineer

Location
Greater London, England, United Kingdom
SLAs. Experience with Halo integrations, such as the Halo API, webhooks, Integrator and runbooks. Scripting or integration experience is a plus, for example PowerShell, REST APIs, or Entra ID and Intune integration. A proven track record of taking requirements through to tested, deployed automation. Clear documentation habits and confidence running ...

Implementation Engineer

Hiring Organisation
Hackajob Ltd
Location
City Of Westminster, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
customer-facing technical role, preferably within a Software as a Service environment, delivering implementation and integration solutions Strong understanding of application programming interfaces, including REST and SOAP standards, to support client integrations and troubleshooting Kno click apply for full job details ...

Senior Solutions Architect – Integrations & SaaS

Location
Greater London, England, United Kingdom
will guide both customers and internal teams on feature requests, design scalable solutions, and implement complex data flows. Responsibilities include hands-on API work, REST/Webhook integration, and data migration strategies, collaborating with product and engineering to deliver high-impact outcomes. #J-18808-Ljbffr ...

Partnerships Sales Engineer: Enable Global Integrations

Location
Greater London, England, United Kingdom
integration blueprints, and develop technical assets for scalable enablement. This role requires 5+ years in a sales engineering or solutions architecture capacity, with strong REST/microservices knowledge and the ability to bridge technical and business teams. #J-18808-Ljbffr ...