1 to 25 of 147 REST Jobs in London

Exposure to tools such as Terraform. Data Modelling & Schema Design: Familiarity with data modelling and schema design for operational or analytical systems. API & Micro services Architecture: Comfortable working with REST APIs and micro services architectures. Real-time Stream Processing: Understanding of real-time stream processing frameworks (e.g., PubSub, Kafka, Flink, Spark Streaming). BI Tools & Visualisation Platforms: Experience supporting BI More ❯

expertise in Python and proficiency in at least one additional language. Proven experience building GUI applications using frameworks such as PyQt5 or PySide. Hands-on experience with Django (ORM, REST framework, views, templates). Strong background in React and modern front-end development (Redux, Hooks, etc.). Experience working with Git, Docker, and cloud environments (AWS, Azure, or GCP). More ❯

Development Solid software engineering background with proficiency in Python, JavaScript/TypeScript, Java, or Go Experience with modern frameworks (React, Node.js, Django, FastAPI) Knowledge of microservices architecture, API design (REST, GraphQL) Experience with containerization (Docker, Kubernetes) and cloud-native development patterns DevOps & SRE Practices Experience implementing CI/CD pipelines and DevOps methodologies Knowledge of infrastructure monitoring (Datadog), log aggregation More ❯

Lead System Architect (PCLSA) certification is essential. In-depth knowledge of PEGA frameworks, including Customer Service, Decisioning, and Smart Disputes. Hands-on expertise in system integrations using SOAP/REST APIs, JMS, MQ, and Kafka. Comprehensive understanding of case management, decisioning capabilities, and the PEGA rules engine. Nice to have: Active Security Clearance (SC) Proven experience working within Agile delivery More ❯

Lead System Architect (PCLSA) certification is essential. In-depth knowledge of PEGA frameworks, including Customer Service, Decisioning, and Smart Disputes. Hands-on expertise in system integrations using SOAP/REST APIs, JMS, MQ, and Kafka. Comprehensive understanding of case management, decisioning capabilities, and the PEGA rules engine. Nice to have: Active Security Clearance (SC) Proven experience working within Agile delivery More ❯

Docker, Vagrant, Chef, Puppet, Selenium, etc as is a familiarity with Azure cloud services & setting up/managing resources/deploying apps. Experience with working with and developing multiple (REST) APIs, documented with Open API/swagger etc is also desirable as is other API messaging formats e.g. JSON, XML, SOAP This full stack developer role is offering a starting More ❯

Lead System Architect (PCLSA) certification is essential. In-depth knowledge of PEGA frameworks, including Customer Service, Decisioning, and Smart Disputes. Hands-on expertise in system integrations using SOAP/REST APIs, JMS, MQ, and Kafka. Comprehensive understanding of case management, decisioning capabilities, and the PEGA rules engine. Nice to have: Active Security Clearance (SC) Proven experience working within Agile delivery More ❯

documentation to deployment and support. What you'll bring Strong C#/.NET engineering skills (async/await, generics, LINQ, dependency injection, clean architecture). Experience building microservices and REST/gRPC APIs; solid understanding of messaging (Kafka/RabbitMQ) and event-driven patterns. SQL expertise (SQL Server/PostgreSQL); comfort with schema design, performance tuning, and data reconciliation. Practical More ❯

heart of London. Ideally AI Tech Stack in play but not limited to and the client are open to new tech: CI/CD pipelines, Jira, Git, Confluence, Jenkins, REST API testing, SNS, SQS, Kafka, AWS MSK, Code Rabbit, Cursor, Claude Code, Perl, JavaScript, C#. A great opportunity taking full ownership of the automation strategy. Designing, building, and scaling frameworks More ❯

heart of London. Ideally AI Tech Stack in play but not limited to and the client are open to new tech: CI/CD pipelines, Jira, Git, Confluence, Jenkins, REST API testing, SNS, SQS, Kafka, AWS MSK, Code Rabbit, Cursor, Claude Code, Perl, JavaScript, C#. A great opportunity taking full ownership of the automation strategy. Designing, building, and scaling frameworks More ❯

in Dynamics 365 CE configuration and customisation. Hands-on with Power Platform including Power Apps, Power Automate, Power BI, and Dataverse . Strong integration skills with Azure Logic Apps , REST/SOAP APIs , and KingswaySoft . Experience with CI/CD , DevOps , and GIT version control. Proficient in SQL , SSIS , and Azure Data Factory (ADF) . Working knowledge of Agile More ❯

understanding of object orientated programming and scripting. ➢ Experience writing complex SQL queries (Sybase advantageous). ➢ Proficient with UNIX/LINUX operating systems/commands. ➢ Understanding of API Services (SOAP, REST, Graph). Programming Language: ➢ Proficient in Java EE o with OpenJDK o with Spring 4.0+ Framework o with Spring Boot/Wildfly web servers (or similar) o with Angular 14+ More ❯

hands-on experience in front-end engineering Strong expertise in React.js and modern JavaScript fundamentals Experience working with Python services or frameworks for back-end integration Solid understanding of REST APIs, microservices, and contemporary web architecture Experience in enterprise-grade or engineering tools environments A commitment to clean code, testing, and continuous delivery Confident communication skills and a proactive, ownership More ❯

project lifecycle) Experience with CI/CD tools such as Azure Pipelines and Octopus Knowledge of SQL and NoSQL databases such as cosmos db. Extensive experience of API testing, REST & SOAP Mobile Testing experience would be an additional benefit More ❯

modern frameworks, asynchronous testing, test harness creation, and integration with CI/CD tools (Jenkins, Azure DevOps, GitHub Actions, etc.). Experience with API testing tools and frameworks (Postman, REST-assured, or similar) and service virtualization approaches. TDM experience: data masking, subsetting, synthetic data generation, and TDM approaches Non-functional testing experience: performance/load testing tools (JMeter, LoadRunner or More ❯

independently Collaborative, but comfortable taking ownership Adaptable and eager to learn new tools and skills Degree-level education preferred Core Competencies (Must-Have) Full-Stack Development Build and maintain REST APIs, web applications, and reusable React components/services Strong Node.js + TypeScript skills, including modern ES6+ patterns Ability to assess, select, and integrate NPM packages with a focus on More ❯

end-to-end project lifecycles. • Exceptional leadership and team management skills. • Excellent problem-solving and analytical abilities. • Strong communication and interpersonal skills. • Designed scalable software architectures and developed robust REST APIs. • Proficient in Java, Python, TypeScript, AWS, React JS, and Angular. • Led Agile teams using Scrum, managing risks, resolving issues, and driving project success with tools like JIRA, Confluence, and More ❯

tech stack using Java, Spring Boot, CI/CD, Kubernetes, AWS, EKS and Grafana/Splunk. About you: You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis You have experience of running production workloads on Kubernetes (Amazon EKS preferred) You have a good knowledge of DevOps practices including CI/CD, IaC (Terraform) and container More ❯

the use of AI and automation to enhance productivity across the team. What experience do I need: Strong background building and scaling Python-based systems (FastAPI, Flask, or Django REST). Proven leadership experience in a development environment Solid expertise in microservices, APIs, messaging patterns, and distributed systems. Proficient with cloud platforms (AWS, GCP, Azure) and containerisation (Docker; Kubernetes preferred More ❯

paired programming, etc. Experience building scalable, distributed web applications in Scala (Java with Scala experience gained in personal projects may be considered) Experience of working with Microservices Experience with REST and asynchronous event driven programming Demonstrable experience in using automated testing solutions Problem solving skills: you will be able to logically break down a problem into smaller manageable parts to More ❯

switching, DNS, DHCP). Hands-on experience developing automation using Ansible and Python . Familiarity with Cisco NSO and YANG modelling or similar orchestration tools. Understanding of network APIs (REST/NETCONF) and data formats ( XML/JSON ). Experience integrating automation into CI/CD pipelines using Git-based workflows. Comfortable working in Linux-based environments (RedHat, CentOS, Ubuntu More ❯

switching, DNS, DHCP). Hands-on experience developing automation using Ansible and Python . Familiarity with Cisco NSO and YANG modelling or similar orchestration tools. Understanding of network APIs (REST/NETCONF) and data formats ( XML/JSON ). Experience integrating automation into CI/CD pipelines using Git-based workflows. Comfortable working in Linux-based environments (RedHat, CentOS, Ubuntu More ❯

Connectivity, Risk, GUI, Middleware, Middle Office. Deep understanding of fundamental computer science concepts. Experience with distributed caching technologies (GigaSpaces, Ignite, Coherence). Full-stack skills in Core Java and REST APIs. Practical knowledge of multi-threading, event-driven programming, and memory optimization. Strong problem-solving and analytical abilities. Knowledge of performance tuning techniques. Familiarity with enterprise SDLC tools like JIRA More ❯

applications + Experience building backend services/APIs in Go (or strong Go exposure alongside another typed backend language) Understanding of distributed systems design fundamentals and secure API design (REST and/or gRPC) Familiarity with Redis and MongoDB Experience with software engineering best practices (unit testing, code reviews, design documentation) Experience in applying SOLID principles and Test-Driven Development More ❯

project lifecycle) Experience with CI/CD tools such as Azure Pipelines and Octopus Knowledge of SQL and NoSQL databases such as cosmos db. Extensive experience of API testing, REST & SOAP Mobile Testing experience would be an additional benefit More ❯