101 to 125 of 158 REST Jobs in London

Integration Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
SaaS products with internal systems Solid development experience using .NET Hands-on experience with Terraform or similar Infrastructure as Code tools Good understanding of REST APIs, authentication methods, and security principles Bonus Points If You Have Experience with Azure API Management or comparable platforms Familiarity with CI/CD pipelines ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
London Area, United Kingdom
heart of their trading infrastructure, focusing on ultra-reliable, low-latency integrations with major crypto exchanges. Key Responsibilities Design and implement exchange connectivity modules (REST, WebSocket, FIX, proprietary APIs). Optimize order entry, market data ingestion, and account management for performance and reliability. Contribute to a fault-tolerant, scalable connectivity ...

AI Enablement Engineer

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
smooth running of existing Python/SQL reporting framework. The AI enablement Engineer will have experience with the following technologies/tools: Docker, Postgres, REST APIs, SFTP, Websockets OOP + Asynchronous Design Patterns PowerQuery/DAX/M Industry standard libraries used in software development within finance (pandas, numpy, scipy ...

Staff Software Engineer

Hiring Organisation
SR2
Location
London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £115000/annum
systems (Golang, Typescript, AWS) Designing and scaling system architecture for new and existing features Leading projects and guiding engineering direction Defining and implementing REST APIs for internal and external use Driving innovation across backend technologies and engineering practices Collaborating directly with customers to shape product outcomes The ideal candidate ...

POS Product Owner

Hiring Organisation
PSD Group
Location
London Area, United Kingdom
integrated solutions. Familiarity with Android-based POS or terminal development environments. Desirable Skills and Experience: Experience working with API-driven products and integrations, including REST and gRPC. Understanding of data governance, PCI-DSS, compliance, and regulatory requirements within payments. Exposure to Agile delivery methodologies such as Scrum or Kanban. Behaviours ...

Lead Software Development Engineer - Services

Hiring Organisation
Capital One UK
Location
Islington, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
backend services and mobile technologies Exceptional programming skills and knowledge of building APIs using modern OO languages preferably Java, SOLID principles, SOA, HTTP and REST Experience with AWS and strong understanding of cloud-based development Extensive, demonstrable knowledge of designing architectures that are secure and perform at scale ...

Java Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
prepared to go through UK SC Security Clearance E xperience in Java software engineering and object-oriented design Spring (Boot) experience Experience with REST APIs, and microservice architectures Knowledge of Docker and Kubernetes for containerisation and orchestration Proficiency in Git, CI/CD pipelines, and automated testing frameworks Understanding … unrestricted for at least the next 5 years. 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 ...

Principle Java Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
prepared to go through UK SC Security Clearance Strong experience in Java software engineering and object-oriented design Strong Spring (Boot) experience Experience with REST APIs, and microservice architectures Knowledge of Docker and Kubernetes for containerisation and orchestration Proficiency in Git, CI/CD pipelines, and automated testing frameworks Understanding … unrestricted for at least the next 5 years. 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 ...

Mainframe System Automation Engineer - Finance - Nottingham

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £700 per day
Dash for CA7 administration BMC AMI Ops Automation BMC Control-M Output Management Splunk dashboard and alert development SAS knowledge Windows Server administration REST API integration Familiarity with ServiceNow and ITIL processes Knowledge of CA7 operations and Control-M scheduling Basic web development skills File transfer protocols and processes Understanding ...

Android Developer - Kotlin, Jetpack, RxJava, WireMock

Hiring Organisation
Revolution Technology Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 455 Annual
Android Developer to come in and work on their mobile applications. Key Skills: Strong Android development expertise: Kotlin, Jetpack Compose, Coroutines, MVI architecture, and REST API integration Testing, debugging & performance skills: JUnit, bug fixing, performance optimization, and working with Legacy code Modern development practices & tools: CI/CD (GitHub Actions ...

Solutions Engineer (PreSales)

Hiring Organisation
DCV Technologies Limited
Location
North London, London, United Kingdom
Employment Type
Permanent
LLMs, Generative AI, Machine Learning Hands-on with LangChain, OpenAI, GPT or similar tools Programming experience in Python Experience with APIs, integrations and REST services Cloud exposure: AWS, Azure or GCP Proven experience delivering POCs, demos or customer-facing solutions Desirable Experience building AI-powered enterprise solutions Background in startups ...

Pre Sales Solution Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £110000/annum Plus benefits. Salary range D.O.E
LLMs, Generative AI, Machine Learning Hands-on with LangChain, OpenAI, GPT or similar tools Programming experience in Python Experience with APIs, integrations and REST services Cloud exposure: AWS, Azure or GCP Proven experience delivering POCs, demos or customer-facing solutions Desirable Experience building AI-powered enterprise solutions Background in startups ...

Technical Support Engineer - Integrations/ LDAP/ SAML - £41K

Hiring Organisation
Principle
Location
City of London, London, United Kingdom
RDBMS (Oracle, MySQL). Handling data extraction via JDBC/ODBC and supporting environments on Linux/Unix or Microsoft Server. Experience with SOAP, REST, and SaaS/PaaS environments. The Deal: 12-month contract - PAYE, with a strong possibility of going permanent. Hybrid setup – mix of Staines, Surrey ...

Copilot Studio Developer

Hiring Organisation
FBI &TMT
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £500 per day
phrases, and multi-turn logic within Copilot Studio. Integration: Use Power Automate to connect Copilot agents to back-end systems (SharePoint, Dataverse, SQL, and REST APIs). GenAI Configuration: Implement and fine-tune Generative AI features, including 'boosted conversations' and knowledge-base grounding (RAG). Governance & Security: Ensure all solutions ...

Identity and Access Management Engineer (CyberArk IAM/ PAM)

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £95,000 per annum
SAML, OIDC, LDAP, OAuth2). Experience integrating PAM within cloud (Azure/AWS/GCP) environments. Hands on with scripting/automation skills (PowerShell, REST API). CyberArk certifications (Defender/Sentry/CDE). Experience with SailPoint or other IGA tooling. Financial services or regulated industry experience. Hands ...

Automation Engineer

Hiring Organisation
Context
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
client's key platforms, including Halo, RMM tools, and financial systems-leveraging direct APIs, without middleware. Designing and implementing automation workflows using Python, REST API integrations, Microsoft Graph API, Power Automate, JavaScript, and PowerShell. Contributing to a backlog of automation and efficiency projects, selecting the right tools and approaches ...

Oracle Cloud Payroll Data Migration Consultant

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£400 - £412 per day
Payroll Cloud data migration, including elements, balances, costing, fast formulas, and HCM objects. Use HDL, HCM Extracts, Spreadsheet Loaders, HSDL, Payroll Batch Loader, FBDL, REST APIs, and SQL for migration and validation. Prepare and maintain mapping specifications, data dictionaries, reconciliation packs, and documentation for multiple migration cycles. Support ...

Integration Architect

Hiring Organisation
Brickendon Consulting
Location
City of London, London, United Kingdom
technical details. Knowledge and Experience Minimum 5 years in data integration architecture, covering both batch and real-time patterns. Experience with Salesforce integration: APIs (REST, Bulk, Streaming), platform events, and data replication patterns. Knowledge of CDC mechanisms: database log-based CDC, trigger-based CDC, and timestamp-based extraction. Experience with ...

Senior Backend Engineer Python

Hiring Organisation
Partnerscale Limited
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£55,000
meaningyouwillbebuildingbrand-newproductsfromthegroundupwithrealinputintothearchitectureandapproach. TheyarenowlookingforaMiddleweightPythonEngineertojointheirgrowingengineeringteam.Youwilldesign,build,andmaintainAPIintegrations,datapipelines,andinternaltoolingthatconnectmarketingplatforms,analyticsservices,andclientsystems. So,whowouldsuitthisrole? Asharp,adaptablebackenddeveloperwithcommercialPython,Node.jsorsimilarexperiencewhowantstoworkonvaried,technicallyinterestingprojectsforwell-knownbrands.Youwillbeconfidentworkingacrossthefulllifecycleofanintegration:readingAPIdocs,scopingthework,writingcleantestedcode,anddeployingtoproduction. Keyrequirements: ProfessionalPythonorNode.jsdevelopmentexperience Strongexperienceconsumingandintegratingthird-partyAPIs(REST,OAuth2.0,webhooks) ProvenexperienceauthoringAPIsusingframeworkssuchasFastAPI,Flask,orDjangoRESTFramework Comfortablewithrelationaldatabases(PostgreSQLpreferred)andwritingefficientSQL ExperiencewithGitandcollaborativedevelopmentworkflows Self-motivatedandcomfortableworkingautonomouslyinaremote-firstenvironment Whattheyoffer: Remote-firstwithoccasionalLondontravelforteamcollaborationandclientvisits 25daysannualleaveplusbankholidays 5%employerpensioncontribution Acollaborative,low-egoteamthatvaluesqualityengineeringandcontinuouslearning Autonomyandownershipoveryourwork Exposuretoawidevarietyoftechnologies,platforms,andclientchallenges ...

Forward Deployed Engineer

Hiring Organisation
Formula
Location
London Area, United Kingdom
external organisations to understand their technical environments and ensuring seamless integration with the platform. You will be experienced in the following: Python (core requirement) REST APIs and third-party data integrations SQL and data pipeline fundamentals IoT or connected hardware environments (highly desirable) Engaging with both technical and non-technical ...

Salesforce Developer

Hiring Organisation
Mason Frank
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 per day
development of scalable Salesforce solutions with a strong focus on Lightning Web Components Design, build, and optimise integrations between Salesforce and external platforms using REST/SOAP APIs Address technical debt and improve overall code quality and performance Define and enforce Salesforce development standards and best practices Work hands ...

Senior Software Engineer

Hiring Organisation
TogetherWeTech
Location
City of London, London, United Kingdom
solutions. Their environment is Golang (Must have experience) Lead the architecture and design of complex systems, ensuring scalability, reliability, and performance. Strong expertise in REST API, OO and functional design principles, design patterns Mentor and provide technical guidance to junior engineers, fostering a culture of continuous learning and growth. ...

Founding Product Engineer- Build the future of Human-Centric AI

Hiring Organisation
Albert Bow
Location
City of London, London, United Kingdom
technical foundation of the product. What We're Looking For 5+ years of production backend engineering experience. Deep expertise with Python, Django, and Django REST Framework. Strong SQL knowledge and performance tuning experience. Practical experience with Celery or background job systems. Exposure to LLMs, AI infrastructure, or agentic systems. Experience ...

Security Architect - Identity and Access Management (IAM/ PAM)

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
security concepts (NDR, micro-segmentation). Experience securing hybrid infrastructure environments. Certified in CISSP/CIAM/Azure Cybersecurity Expert Scripting and automation (PowerShell, REST APIs). Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates ...