1 to 25 of 28 REST Jobs in the City of London

Java + CloudNative

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
ReactJS. Cloud & Serverless: AWS Lambda, AWS Cloud Services, Kubernetes. Additional Technical & Functional Competencies Frontend Architecture: TypeScript, JavaScript (ES6+), Redux/Context API, HTML5, CSS3, REST/gRPC integration. Streaming & Messaging: Apache Kafka, Apache Flink. APIs & Protocols: RESTful web services, gRPC, JSON, Protocol Buffers. Core Computer Science: Strong mastery of data ...

Dynamics 365 CE Developer

Hiring Organisation
Amtis Professional Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£400 - 500 per day
HTML and CSS Web APIs and integration services Azure Functions Azure Logic Apps Azure Service Bus Azure API Management Azure DevOps Git source control REST APIs and integration patterns Secure application development Unit testing frameworks SOLID principles and software design patterns Desirable Experience Healthcare or NHS environments Azure Health Data ...

API / Integration Developer (SC Cleared)

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day Inside IR35
software development principles. Strong problem-solving and troubleshooting skills. Ability to work effectively within a collaborative Agile environment. Desirable Experience with Python . REST/SOAP APIs. Microservices and cloud-native development. Azure integration services. CI/CD and DevOps practices. Experience integrating legacy and modern systems. Experience working within ...

Software Developer

Hiring Organisation
Morgan Spencer
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£58,000 - £60,000 per annum
tools Experience with AWS cloud services Strong understanding of software development best practice Excellent communication and stakeholder management skills Desirable: React React Native Django REST Framework PostgreSQL Microsoft Dynamics 365 Dataverse Agile development experience Experience mentoring junior developers or conducting code reviews Morgan Spencer – Your Career, Our Expertise Morgan Spencer ...

Senior AI Engineer

Hiring Organisation
Aimtech Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
requires onsite attendance in Central London 23 days per week. Technical Skills C#, ASP.NET Core, Entity Framework Python, FastAPI JavaScript, TypeScript React or Angular REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL and vector databases Azure App Services, Azure Functions, API Management Docker, Kubernetes (AKS) Azure DevOps, Git repositories … applications using Microsoft Azure Strong front-end development experience with React, Angular, JavaScript, and TypeScript Strong back-end development experience with ASP.NET Core, Python, REST APIs, and microservices architecture Experience building and integrating enterprise APIs and third-party services Experience working with both relational and non-relational databases Experience integrating ...

Senior C# Engineer .NET 9/10, AWS Lambda, SQS, SNS Outside IR35

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £700 to £800 per day
What Youll Bring: Senior/Staff-level backend mastery in C# and .NET 9/10 , with the ability to architect and lead distributed REST microservices at scale. Strong authority in AWS serverless engineering: Lambda-first mindset, hands-on experience with API Gateway, SQS, Step Functions, EventBridge and IAM. Deep ...

BMC Helix Solution Architect

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £775/day Negotiable based on experience
certifications (Helix ITSM, Remedy, Discovery or Digital Workplace). Experience with Azure, AWS or hybrid cloud environments. Scripting and automation experience (Python, PowerShell, REST APIs or orchestration tools). Experience integrating BMC Helix with monitoring, security or DevOps platforms. Familiarity with Agile, DevOps and CI/CD delivery practices. Experience ...

ServiceNow Architect

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
developing ServiceNow technical teams. Strong experience implementing technical governance, architecture reviews and coding standards. Advanced JavaScript development and scripting expertise. Strong knowledge of REST APIs, SOAP Web Services and enterprise integrations. SQL and integration design experience. Experience integrating ServiceNow with AWS, Microsoft Azure and/or Google Cloud Platform. Experience ...

Principal Software Engineer Java Spring Boot AWS

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
strong Java development skills including multi-threading and concurrency You have experience with Spring Boot and microservices environments You have a good knowledge of REST APIs You have a good understanding of AWS You have a thorough understanding of software development and Computer Science fundamentals such as Object Oriented Programming ...

Senior Bureau Messaging Integration Architect - Insurance

Hiring Organisation
I3 Resourcing Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
bordereaux processes. Exposure to delegated authority and Lloyd's ecosystem platforms. Hands-on knowledge of Azure Integration Services, MuleSoft, Boomi, IBM MQ, Kafka, REST/SOAP, XML, JSON, and managed file transfer technologies. Understanding of cloud and hybrid integration architecture. TOGAF or similar architecture framework knowledge desirable. Integration Architecture ...

Senior Bureau Messaging Integration Architect

Hiring Organisation
I3 Resourcing Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
delegated authority operations and the Lloyd's ecosystem. Hands-on experience with technologies such as Azure Integration Services, MuleSoft, Boomi, IBM MQ, Kafka, REST/SOAP APIs, XML, JSON, and managed file transfer solutions. Experience designing cloud-native and hybrid integration architectures. Knowledge of TOGAF or a comparable enterprise architecture ...

Python Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525 per day + Inside IR35
Requirements: Strong commercial experience with Python Proven expertise developing Flask-based applications and REST APIs Experience designing, building, and maintaining scalable backend services Ability to work independently and contribute within an agile delivery team Demonstrating autonomy, problem-solving, and stakeholder engagement Desirable Skills: React TypeScript Full stack development experience Experience ...

Java & React Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum Market Rate/ Negotiable
supporting critical financial operations. Key Responsibilities: Design and deliver end-to-end applications using Java (Spring Boot) and React . Build scalable backend microservices, REST APIs, and gRPC services. Utilize Kafka for real-time event streaming and data processing. Deploy and maintain applications in AWS using Kubernetes . Collaborate across ...

Application Engineer

Hiring Organisation
Comtecs
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
include systems such as Aderant (Expert Sierra), Elite3E, PracticeEvolve, ProClaim. Solid understanding of core integration techniques utilising a range of the following skills SQL, REST APIs, Service Bus and C# (where applicable) Excellent vendor, stakeholder engagement, communication, training and documentation Experience of aspects of product ownership including roadmap development ...

Network Automation Architect

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £740/day
work collaboratively with various teams. Essential Skills: Cisco NX OS (VXLAN BGP EVPN, vPC, SNMPv3, TACACS+). Python for production-quality automation and REST API integration. GitHub/GitLab experience, including self-hosted runner configuration. YAML and JSON data handling. Red Hat Ansible Automation Platform. Experience producing HLD/ ...

Senior Product Owner D365 CE and Custom Portal

Hiring Organisation
Workwell
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
programme context, including awareness of the Power Platform Centre of Excellence (CoE) governance model. Awareness of common D365 CE integration and migration approaches (e.g. REST APIs, Azure Service Bus, and tooling such as KingswaySoft or Azure Data Factory). Awareness of Microsoft D365 CE release cycles, the make/ ...

Contract Full Stack Developer - VR

Hiring Organisation
Enterprise Recruitment Ltd
Location
Central London, City of Westminster, Greater London, United Kingdom
Employment Type
Contract
ideally looking for someone available to start ASAP. Requirements: Strong commercial TypeScript across the full stack React and Next.js on the frontend Node.js and REST APIs on the backend PostgreSQL, Docker and AWS Experience with WebXR, Meta Quest or PWAs is preferred, as is any background in video streaming ...

ServiceNow Developer | Inside IR35 | Active SC Required

Hiring Organisation
Akkodis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £575/day
development experience Proven delivery experience across ITSM and ITOM Good knowledge of AIOps Experience delivering end-to-end ServiceNow solutions Strong integration experience, including REST/SOAP APIs and Integration Hub Exposure to CSM, HRSD or IRM would be beneficial The ability to deliver effectively within a fast-paced programme ...

IFS Security Architect Outside IR35

Hiring Organisation
Cathcart Technology
Location
City of London, London, Bishopsgate, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
Experience Strong hands-on experience with IFS Cloud security configuration Deep understanding of: Permissions, roles & access models in IFS Aurena, projections, APIs & integrations (REST/OData) Segregation of Duties & RBAC frameworks Experience in enterprise-scale ERP programmes (global/multi-site) Exposure to controlled environments (SOx, audit, compliance) Solid working ...

Data Engineer

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
improve the wider data capability . Key skills: Microsoft Fabric, OneLake, Lakehouse, Warehouse, Data Factory, Dataflows Gen2, Spark, SQL, Power BI, DAX, DirectLake, MongoDB, REST/GraphQL APIs, Git/CI/CD, data modelling, data governance, data quality and GDPR/PII. If this role sounds of interest email ...

IAM Architect (Entra ID)

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
authentication/SSO standards (OIDC, SAML, OAuth, Kerberos, LDAP). - Experience with RBAC, entitlement management, and automated provisioning/deprovisioning. - Skilled in PowerShell, REST APIs, and identity automation. - Familiar with micro-segmentation, NDR, and network-IAM interplay. - Experience with infrastructure hardening and monitoring across hybrid environments. - Knowledge of Azure Policy ...

Integration Engineer

Hiring Organisation
Run-Time Group Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
insights and product feedback to internal stakeholders Experience Required 3+ years of experience in SaaS integrations, solutions engineering or technical consulting Strong API and REST integration knowledge Understanding of databases and SQL Customer-facing experience with excellent communication skills Proven ability to analyse and solve technical problems Comfortable working across ...

Senior PHP Developer

Hiring Organisation
Profectus Recruitment
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £80,000 per annum
strong visibility across wider digital transformation and automation initiatives internally. Key Areas: Building and supporting internal applications and integrations Developing secure API-led solutions (REST/GraphQL) Working across Azure PaaS services including Azure Functions & App Services Supporting modern integration approaches including API and event-driven solutions Contributing towards … Project teams Supporting ongoing modernisation initiatives across the technology estate Technical Environment: PHP (v8+) Laravel/Symfony/Yii2 Azure PaaS Azure Functions REST APIs/GraphQL JavaScript/HTML/CSS MySQL/PostgreSQL Git/CI/CD Linux (CentOS/RedHat) Azure-native tooling and integrations ...

AI Deployment Engineer

Hiring Organisation
Emponics
Location
City of London, London, United Kingdom
Employment Type
Permanent
storage supporting current and future AI deployments Troubleshoot integration failures, data inconsistencies, and production issues Key Skills Python & SQL (production-grade pipeline development) REST APIs, webhooks, OAuth, event-driven architecture Orchestration tools: Airflow, Prefect, or Dagster Cloud platforms: AWS, GCP, or Azure Docker & Kubernetes Microsoft 365 & Microsoft Copilot Desirable Skills … data pipelines, and production infrastructure. Strong Python and SQL skills; experienced building robust, production-grade data pipelines from scratch. Deep familiarity with integration patterns: REST APIs, webhooks, OAuth, and event-driven architectures. Experience with orchestration tools (Airflow, Prefect, or Dagster) and transformation frameworks (dbt or similar). Comfortable across cloud ...

Senior Software Engineer

Hiring Organisation
Method-Resourcing
Location
City of London, London, United Kingdom
Employment Type
Permanent
Supporting infrastructure, deployment and continuous improvement The Technology You'll be working across a modern, cloud-native engineering environment including: Python | Java | GCP | Docker | REST APIs | Event-Driven Architecture | Streaming | Distributed Systems | Real-Time Data Processing The team is focused on building robust, scalable systems rather than simply following … Experience building backend or distributed systems Cloud experience: GCP preferred, although AWS or Azure is also valuable Experience with Docker and containerised applications Strong REST API development experience Experience with event-driven architectures or messaging Experience working with real-time data or high-throughput systems An understanding of designing scalable ...