76 to 100 of 340 RESTful Jobs in London

AES - DE - FS - Java

Hiring Organisation
Zensar Technologies
Location
London, UK
Employment Type
Full-time
Microsoft Power Platform ecosystem to support integrations and business process automation initiatives. QualificationsStrong expertise in Java 17+, Spring Boot, Spring Framework, and RESTful APIs. Experience with microservices architecture and distributed systems. Strong understanding of object-oriented design principles and design patterns. Experience with SQL databases such as Oracle, SQL Server ...

Senior Python Engineer

Location
Greater London, England, United Kingdom
software development experience, with strong expertise in Python Solid experience with at least one major web framework (Django, FastAPI, or Flask) Strong understanding of RESTful API design; GraphQL experience is a plus Proficiency with relational databases (PostgreSQL/MySQL) and ORMs; NoSQL experience (Redis, MongoDB) is a plus Experience with ...

AES - DE - FS - Java

Location
Greater London, England, United Kingdom
Support Power Platform Apps. Mentor developers and drive technical excellence within the team. Qualifications Strong expertise in Java 17+, Spring Boot, Spring Framework, and RESTful APIs. Experience with microservices architecture and distributed systems. Strong understanding of object-oriented design principles and design patterns. Experience with SQL databases such as Oracle ...

Thought Machine Solution Architect

Location
Greater London, England, United Kingdom
model.- Strong understanding of retail and/or corporate banking products (deposits, lending, current accounts, interest and fee structures)- Deep expertise in integration architecture — RESTful APIs, event‐driven/streaming patterns (e.g. Kafka), and microservices.- Experience designing and deploying solutions on cloud platforms (AWS, GCP, or Azure), including containerisation (Docker ...

Senior Software Developer

Location
Greater London, England, United Kingdom
Node.js, and experience with back-end frameworks. Familiarity with databases (SQL and NoSQL) and experience in building and optimizing data storage solutions. Understanding of RESTful APIs, microservices architecture, and best practices for back-end development. Familiarity with version control systems such as Git. Experience working with cloud platforms ...

Thought Machine Vault Architect & Practice Lead

Location
Greater London, England, United Kingdom
Strong understanding of retail and/or corporate banking products (deposits, lending, current accounts, interest and fee structures).- Deep expertise in integration architecture — RESTful APIs, event-driven/streaming patterns (e.g. Kafka), and microservices.- Experience designing and deploying solutions on cloud platforms (AWS, GCP, or Azure), including containerisation (Docker ...

Senior Software Engineer (Python/Terraform/AWS)

Location
City Of London, England, United Kingdom
Application Firewall (WAF) technologies and Cloudflare features Solid working experience with Git and SQL Knowledge of Terraform and experience working with Linux Familiarity with RESTful services, event-driven architectures, scripting, testing practices in CI/CD environments, and Agile DevOps ways of working Work in a Way that Works ...

C# / .NET Developer – Front Office Liquidity, Treasury & Risk Systems

Location
Greater London, England, United Kingdom
processing. Build and tune database objects, complex queries, and data access layers using MS SQL Server and Dapper. Implement real-time communication feeds and RESTful APIs using ASP.NET Web API and SignalR. Leverage LLMs and practical agentic AI workflows (Copilot, Claude) within daily engineering to accelerate testing, refactoring, and delivery. ...

Senior Software Engineer (Python/Terraform/AWS)

Location
Greater London, England, United Kingdom
Application Firewall (WAF) technologies and Cloudflare features Solid working experience with Git and SQL Knowledge of Terraform and experience working with Linux Familiarity with RESTful services, event-driven architectures, scripting, testing practices in CI/CD environments, and Agile DevOps ways of working Work in a Way that Works ...

Senior Software Engineer (AI & ML)

Location
Greater London, England, United Kingdom
brokers such as Azure Service Bus, with an understanding of at-least-once delivery, idempotency and dead-letter handling. Experience building clear, well‐documented RESTful APIs . We use FastAPI. Strong cloud and infrastructure-as-code experience. Our environment uses Azure and Terraform , and hands‐on IaC experience is essential ...

Software Engineer Backend

Location
Greater London, England, United Kingdom
with demonstrated experience developing backend applications and services. Strong proficiency in one or more backend programming languages and associated frameworks. Experience designing and developing RESTful APIs, microservices, or other serviceoriented applications. Solid understanding of software design principles, data structures, algorithms, and distributed systems concepts. Experience working with relational and/ ...

Analyst, AI/ML Engineer

Location
Greater London, England, United Kingdom
containerisation using Docker is desirable. Hands‐on experience or academic exposure to Python for data science or AI/ML development. Basic understanding of RESTful API design principles. Familiar with model development workflows, including training, evaluation and basic tuning. Exposure to tools such as Azure ML, Prompt Flow, or similar ...

Backend Developer

Location
Greater London, England, United Kingdom
server-side application logic using modern backend languages (Node.js/Python/Go or equivalent modern stacks). Build out high-performance, well-documented RESTful and GraphQL API pipelines to serve responsive mobile and desktop client interfaces. Database & Data Infrastructure: Architect, index, and optimize relational and non-relational database layers ...

Principal Engineer (Gen AI and MACH Architecture)

Location
Greater London, England, United Kingdom
equivalent alternatives on AWS and Microsoft Azure; infrastructure design, security and operational ownership, and the ability to draw parallels across cloud providers. API design: RESTful and GraphQL APIs, contract‐first design, versioning, gateway patterns and integration across SaaS, CMS, DXP and MarTech stacks. Distributed systems and event‐driven architecture: messaging ...

Senior Tech Lead - UK (German-speaking)

Location
Greater London, England, United Kingdom
strong plus Core Technical Skills .NET/C# — solid backend development fundamentals JavaScript/TypeScript, React or Next.js for headless front-end delivery RESTful andGraphQLAPI design and integration CI/CD pipeline setup and management (Azure DevOps, GitHub Actions) Performanceoptimisation, accessibility standards (WCAG 2.1), and SEO best practices Agile/ ...

Staff Software Engineer, Liquidity Management (C#/.NET) New London, UK

Location
Greater London, England, United Kingdom
expertise with C#/.NET Expert in relational databases (SQL Server ideally), including query optimization, indexing strategies, and data modeling Experience building and maintaining RESTful APIs and understanding when to use alternative patterns (GraphQL, gRPC, webhooks) WHO WE ARE: Do Your Best Work The opportunity to build in a fast ...

Senior Golang Engineer - Scalable Microservices Specialist

Location
Greater London, England, United Kingdom
Senior Golang Developer to build a modern, globally scalable Loyalty & Benefits platform. You will work in an Agile team developing high-performance microservices and RESTful APIs using cloud-native technologies. Essential skills include strong Golang experience, microservices architecture, event-driven systems, Docker, and CI/CD. Bonus for Kubernetes, PostgreSQL ...

Senior Java Developer for Scalable Telecom BSS/OSS

Location
Greater London, England, United Kingdom
mentor juniors, and collaborate with architects and cross-functional teams to ensure robust, scalable systems. The role focuses on Java-based technologies, Spring Boot, RESTful APIs, microservices, and containerisation with Kubernetes/OpenShift, with responsibilities across Agile delivery and code quality. #J-18808-Ljbffr ...

Senior Java Engineer

Location
Greater London, England, United Kingdom
practices and development automation. Strong understanding of software testing (unit, integration, component, end-to-end and performance testing). Strong understanding of backend development, RESTful APIs, microservices and distributed systems. Experience across the JVM ecosystem and comfortable working with live production systems. This is a Fixed Term Contact lasting ...

Senior Sybase & Python Developer

Location
Greater London, England, United Kingdom
practices while the new platform is builtMentor developers and raise the technical level of the team through code reviews and pair programmingDefine and consume RESTful APIs, clearly communicating requirements and constraints across teamsTranslate business and product requirements into robust technical solutionsApply clean code principles and contribute to continuous improvement ...

Senior Sybase & Python Developer

Hiring Organisation
Luxoft
Location
London, UK
Employment Type
Full-time
practices while the new platform is builtMentor developers and raise the technical level of the team through code reviews and pair programmingDefine and consume RESTful APIs, clearly communicating requirements and constraints across teamsTranslate business and product requirements into robust technical solutionsApply clean code principles and contribute to continuous improvement ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
frontend Solid Node.js and Express.js experience on the backend Hands-on experience with AWS services (EC2, S3, Lambda, or similar) Experience designing and consuming RESTful APIs and working within a microservices architecture Comfort with Git-based workflows and CI/CD practices Active use of AI coding tools (Copilot, Cursor ...

Automation Test Software Engineer

Location
Greater London, England, United Kingdom
communication protocols. Experience testing physical products, embedded systems, or IoT devices. Strong understanding of software architecture, object-oriented design, and design patterns. Experience with RESTful APIs, web services, and backend system integration. Knowledge of automation infrastructure, test orchestration, and execution platforms. Experience using source control systems such as Git. Understanding ...

Principal Java Developer

Location
Greater London, England, United Kingdom
culture, we want to hear from you. Key Responsibilities: Design, develop, and optimize low-latency, high-throughput backend systems using Java. Build and maintain RESTful APIs and microservices that power secure payment workflows. Work with messaging standards and protocols commonly used in financial transactions. Deploy, monitor, and scale applications ...

Software Engineer III- JPM Personal Investing- Mid Level

Location
Greater London, England, United Kingdom
agile, dynamic and customer facing environment Recent experience with using a JVM language (Java/Scala/Kotlin, preferably Java 8+) Understanding of RESTful APIs and web technologies Understanding of relational databases Experience in all the stages of software development lifecycle (requirements, design, architecture, development, testing, deployment, release and support ...