1 to 25 of 41 REST Jobs in the City of London

Lead Software Engineer- Tax & Legal Technology –108720

Hiring Organisation
KPMG UK
Location
City of London, London, United Kingdom
languages such has C# or Java Enterprise Expertise : Expertise in software design patterns, clean code, and clean architecture principles & Knowledge of how to build REST APIs and have experience of messaging. Data Modelling: Worked with defining data models and interacting with database Proven Track Record: Built software that includes user ...

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 ...

Automation Test Engineer

Hiring Organisation
Accenture
Location
City of London, London, United Kingdom
tools, self-healing automation, LLM-assisted scripting or debugging Independence: Ability to manage workstreams and collaborate effectively with minimal supervision API Testing: Experience testing REST APIs using tools like Postman or automation frameworks Desirable Skills (The Competitive Edge) Cloud Proficiency: Experience with AWS or GCP (e.g., S3, EC2, Lambda ...

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 ...

Solutions Architect

Hiring Organisation
CSI GLOBAL LTD
Location
City of London, London, United Kingdom
looking for someone with extensive exposure to API design using a range of different development tools, with experience designing and implementing APIs (REST, JSON). You will be required t o:* APD (API Product Design) and ATD (API Technical Design) documentation per API required to support dedicated Value Stream outcomes ...

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 Software Engineer

Hiring Organisation
OB Collective
Location
City of London, London, United Kingdom
building and reasoning about concurrent, fault-tolerant services Experience with data pipelines — ingestion, transformation, lineage, streaming and batch Solid API and structured-data fluency: REST/gRPC, JSON/Avro/Protobuf Sound CI/CD and testing discipline — correctness matters in high-assurance work Self-directing: able to take ...

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 ...

C# Developer

Hiring Organisation
Impellam Group
Location
City of London, London, United Kingdom
Required Skills & Experience Essential Expert-level development experience in C#/.NET Strong experience with SQL Server Proven experience working with service-based architectures (REST, gRPC, web technologies) Solid understanding of asynchronous programming and multithreading Experience with messaging middleware (e.g., IBM MQ or similar) Experience working with front office, trading ...

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 ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
City of London, London, United Kingdom
HTTP filters. Solid understanding of functional programming concepts and idiomatic Scala (e.g., immutability, monads, cats/Scalaz familiarity advantageous). Experience designing and consuming REST APIs, JSON validation/serialization (Play JSON, Circe). Experience with relational databases (PostgreSQL) and/or NoSQL (MongoDB), including schema design and query optimisation. ...

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/ ...

Frontend Architect - React

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
Frontend Technologies: Expert-level proficiency in HTML, CSS, JavaScript, React, and TypeScript Real-Time Communication: Strong understanding of WebSockets, Server-Sent Events (SSE), and REST APIs State Management & Programming: Solid experience with state management libraries (e.g., Redux) and reactive programming paradigms Architecture: Strong understanding of micro-frontends and Single Page ...

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 ...

SAP Technical Architect

Hiring Organisation
Focus on SAP
Location
City of London, London, United Kingdom
Architecture Define end-to-end integration strategies across SAP and non-SAP systems. Architect solutions using: SAP BTP Integration Suite SAP PI/PO REST, SOAP, and OData APIs IDocs, RFCs, and event-driven architectures Support cloud and hybrid deployments across AWS, Azure, and GCP environments. Development Governance Provide technical ...

Genesys Cloud CX – Level 3 Engineer (Senior / SME)

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
routing, and media paths Deep hands-on expertise in: SIP, RTP, WebRTC, BYOC, SBCs, and carrier interconnects Salesforce CTI and Microsoft Dynamics CRM integrations REST APIs, OAuth, JSON, webhooks Proven experience leading P1/P2 incident bridges and cross-team resolution Strong experience in large enterprise or MSP/ ...

Oracle CX Architect R2L

Hiring Organisation
Tata Consultancy Services
Location
City of London, London, United Kingdom
based integrations. Experience conducting requirements gathering, fit-gap analysis, solution design, migration planning, testing support, and implementation governance. Strong integration experience using REST, SOAP, JSON, Web Services, Oracle APIs, and integration with CRM/ERP/back-office systems. Ability to communicate complex solution concepts to business stakeholders, IT teams ...