201 to 225 of 401 Permanent RESTful Jobs

FullStack ASP.NET Developer – Insuretech

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
Tech: JavaScript, ASP.NET MVC 5, Entity Framework Code First, Restful API, Angular, SQL, Azure Challenge: Greenfield platform, API development, industry specific challenges Firm: Well-known Insuretech business, City of London, 5 man flat Dev Team Pay: 75k, Bonus- 750 training budget, Pension, Life/Health, Some Flex WorkingFullStack ASP.NET Developer ...

Technical Lead

Hiring Organisation
Consortia
Location
London, United Kingdom
Salary
£ 60 K
CloudFormation• Docker and Kubernetes• Automation and CI/CD pipelines• GitHub and GitHub ActionsSoftware and Frameworks• React, Node, Next.js, Python• API design and integration• RESTful services and automationData and Platforms• Salesforce• Google Workspace• Atlassian tools such as Jira and Confluence• Databases including DynamoDB, MongoDB, and RDSSecurity and Identity• Okta ...

Junior Java Developer

Hiring Organisation
Proactive Appointments
Location
Weston-super-Mare, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £40,000 per annum
experience in J2EE software development projects - both front-end and back-end. Familiarity with testing practices (junit, integration, system, regression). Knowledge of J2EE, RESTful Web Services, and frameworks like React and Struts. Strong coding skills in Java, plus any experience with other languages such as C++, Python, Perl ...

Informatics Specialist

Hiring Organisation
Pure Resourcing Solutions
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 70 K
third-party software integration and automated data pipelines, with a real focus on quality and developer experience.What you will be doing:Building and deploying RESTful or GraphQL APIs using FastAPI, Flask or Spring BootLeading implementation of complex data relations using SQLAlchemy, Django ORM or JPA/Hibernate, with a strong ...

Lead Fullstack Engineer (C#, .Net, Angular)

Hiring Organisation
ReVybe IT Recruitment Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £125000/annum
Engineering teams to deliver exceptional user experiences. Drive frontend best practices, ensuring applications are performant, accessible, and maintainable. Design and implement scalable microservices and RESTful APIs. Champion Clean Architecture, SOLID principles, and modern software engineering practices across the team. Conduct code reviews, provide technical mentoring, and support engineers with architectural ...

Senior Python Developer

Hiring Organisation
Spencer Rose Ltd
Location
Watford, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 75,000 Annual
first services, with a focus on performance, reliability, and maintainability. Python Back End development, primarily using FastAPI and modern API patterns. Strong understanding of RESTful API design, schema validation, and OpenAPI/Swagger. Experience working with messaging and eventing platforms such as Kafka, RabbitMQ, Azure Service Bus, MQTT, or similar. ...

Python Software Developer - Algos

Hiring Organisation
Playtech
Location
London, United Kingdom
Salary
£ 80 K
.Linux/Unix experience.Experience of Python.Experience of developing software in a quantitative environment.Solid experience with relational databases.An interest in Open Source technologies.Experience using Microservices, RESTful APIs, message brokers (e.g. RabbitMQ).You'll get extra points for...Experience coding in a statically typed language.Experience writing high-performance CPU bound software.NumPy, Cython, C.Experience ...

Technical Architect Fintech

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
Tech: ASP.NET MVC 5, Restful API, Angular, SQL, Azure Challenge: Greenfield Trading platform, API development, industry specific challenges Firm: Well-known fintech50 business, 40 man flat Dev Team Pay: 120k, Bonus- 750 training budget, Pension, Life/Health, Some Flex Working Technical Architect FintechQuant is urgently looking for a hands ...

Principal Full Stack Engineer - Full or Part Time

Hiring Organisation
AutoTrader UK
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
that are scalable, maintainable, and performantExperience with modern front-end technologies (e.g., React or Angular, TypeScript/Modern JavaScript), along with proficiency in building RESTful APIs and web services.Strong knowledge of relational databases (SQL), along with experience working with document-based storage solutions (e.g., MongoDB)Experience with Kafka or other ...

Senior Cloud Developer, Unified Supply Chain

Hiring Organisation
Aveva Group
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 80 K
storage, security, monitoring and diagnostics. Skilled in Kubernetes container orchestration platforms, including Azure Kubernetes Service (AKS) Highly proficient in C# with experience developing microservices, RESTful APIs, etc in a CI/CD environment. A proactive, self-starting approach — you don't wait to be told what to do Ownership mentality ...

Java Developer

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
native design principles Participate in the full software development lifecycle including requirements analysis solution design development testing deployment and production support Create and maintain RESTful APIs and service contracts ensuring scalability security and backward compatibility Write clean maintainable and testable code while adhering to coding standards design patterns and secure ...

Senior Lead Software Engineer (Engineering Community & Enablement)

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
Java programming language.Experience in designing and implementing effective tests (unit, component, integration, end-to-end, performance, etc.).Experience with cloud technologies and distributed systems, RESTful APIs and web technologies.Knowledge of messaging frameworks.Seasoned with operating, supporting and the security of mission-critical software applications.Understanding of different kinds of data stores (including ...

Head of AI Labs Data Acquisition

Hiring Organisation
Nomura
Location
London, United Kingdom
Salary
£ 120 K
mission-critical environmentsAdvanced proficiency in Java ecosystem technologies including Spring Framework, Spring Boot, Hibernate, JPA, and microservices architecture patterns, with demonstrated experience in RESTful API design and implementationExperience with Amazon Web Services (AWS) or alternative cloud platformsComprehensive knowledge of market data processing workflows across one or more asset classes including ...

Senior Product Engineer - AI Squad

Hiring Organisation
Which?
Location
London, United Kingdom
Salary
£ 70 K
building production-grade, cloud-native applications. You have strong knowledge of TypeScript (Node.js and React/React Native), AWS, Terraform, and building robust RESTful APIs and scalable distributed systems. You are experienced in integrating LLMs, AI services, and third-party APIs, and designing event-driven and asynchronous architectures. You will ...

Senior Software Engineer | API Enterprise | Full-Stack

Hiring Organisation
DeepL
Location
London, United Kingdom
Salary
£ 80 K
communicator who's comfortable owning product decisions and implementing them.Backend Mastery at Scale (C#/.NET): You have deep expertise designing scalable backend systems, RESTful APIs, and distributed architectures, primarily in C#/.NET, and you've worked with high-scale distributed systems in production. Strong API design fundamentals ...

Java + CloudNative

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
event-driven architectures utilizing Apache Kafka and Apache Flink for real-time risk data streaming. API & Integration Engineering: Design, implement, and maintain high-performance RESTful APIs and gRPC services for seamless cross-system and frontend-backend communication. Cloud & DevOps Integration: Deploy, scale, and manage cloud-native applications on AWS (leveraging … 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 structures, algorithms, object-oriented design, and design patterns. DevOps & Tooling: CI/ ...

Full Stack Developer - DV Cleared

Hiring Organisation
CBSbutler
Location
London, United Kingdom
Salary
£ 80 K
deployment and continuous improvement.Key ResponsibilitiesDesign, develop and maintain secure full stack applications using Java, Spring Boot, React and TypeScript.Develop scalable backend services and secure RESTful APIs.Build intuitive, accessible and responsive frontend applications.Develop reusable frontend components aligned with established design system principles.Integrate frontend applications with backend APIs, workflow services and identity … experience within MOD, Defence, National Security or similarly secure environments.Strong Java development experience.Strong Spring Boot experience.Strong React and TypeScript development experience.Experience designing and developing RESTful APIs.Experience with SQL and/or NoSQL databases.Experience building responsive, accessible and maintainable user interfaces.Experience with Git and modern software development practices.Experience with Docker, Kubernetes ...

Java Developer

Hiring Organisation
scrumconnect ltd
Location
Swansea, West Glamorgan, United Kingdom
Employment Type
Permanent
Salary
GBP 35,000 - 45,000 Annual
high-quality, maintainable, and secure code. Collaborate with Solution Architects and Engineering Managers on technology roadmaps and architectural decisions. Application Development Design and implement RESTful APIs and microservices-based solutions. Develop scalable, resilient, and high-performing Back End services. Integrate with internal and external systems through APIs, messaging platforms … software development experience with Java. Strong expertise in Java and Spring Boot frameworks. Extensive experience designing and implementing microservices architectures. Strong knowledge of RESTful API design and integration. Experience with Hibernate, JPA, and ORM frameworks. Hands-on experience with messaging technologies such as Kafka or RabbitMQ. Experience with cloud platforms ...

Node Developer

Hiring Organisation
Solirius Consulting
Location
London, United Kingdom
Salary
£ 80 K
specialism.RequirementsKey Responsibilities:Back-End Development: Design, develop, and maintain server-side applications and APIs using Node.js, ensuring performance, scalability, and security.API Integration: Work with RESTful APIs and third-party services to integrate and enhance system functionality.Database Management: Develop and maintain database architectures (e.g., MongoDB, PostgreSQL, MySQL) for robust data storage … delivery.Key Skills/Experience:Proven experience in Node.js development Strong knowledge of JavaScript (ES6+), asynchronous programming, and event-driven architecture.Experience with building and maintaining RESTful APIs.Solid understanding of SQL and NoSQL databases (e.g., MongoDB, PostgreSQL, MySQL).Familiarity with authentication and authorisation mechanisms (OAuth, JWT, etc.).Experience with version control systems ...

Front End React Developer

Hiring Organisation
Ascend Consulting
Location
Mill Hill, Dumfriesshire, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 - 75,000 Annual
model Experience developing with typescript Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience ...

Front End React Developer

Hiring Organisation
Ascend Consulting
Location
NW7, Mill Hill, Greater London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £75000/annum Great Benefits
model Experience developing with typescript Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience ...

ASP.NET MVC Developer – Fintech Javascript

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
best training and development packages in the market, all inclusive.My client is based in Central LondonASP.NET MVC, sql, mvc, .net, Angulkar.js, javascript, greenfield, RESTful webservices, public facing APIs and multi-tenant architectures ...

Full Stack Software Engineer

Hiring Organisation
Dunwall
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
Modernising and enhancing an established web platform Contributing to the migration from PHP to a modern React and Node.js architecture Designing, building and maintaining RESTful APIs Improving application performance, scalability and security Troubleshooting issues and delivering high-quality software solutions Collaborating with fellow developers throughout the full software development lifecycle ...

C# Software Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
Tech: ASP.NET Web API, Entity Framework Code First, Restful API, Angular, SQL, Azure Challenge: Greenfield CRM Development, new web portal, industry specific challenges Firm: Well-known trade business, Sevenoaks, 10 man flat Dev Team Pay: 60k, Pension, Life/Health, Some Flex WorkingASP.NET MVC Developer FintechQuant is urgently looking ...

Principal Engineer

Hiring Organisation
RedCat Digital
Location
Bracknell, Berkshire, United Kingdom
Salary
£ 100 K
HTML/CSS/CSS pre-processors, Storybook, and User Interface designStrong experience in back-end technologies like C#, .Net, MS SQL Server, and RESTful APIs to develop robust and scalable solutions.Substantial experience working with AzureA passion for TDD and high test coverage and best practice principals i.e SOLIDWhat ...