5 of 5 JSON Jobs in South London

Java Full Stack Developer

Hiring Organisation
Syntax Consultancy Ltd
Location
Croydon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum + Benefits + Bonus
Java 8/11 , Spring Boot, Spring Framework and Micro-services development experience. JavaScript, NodeJS, ReactJS preferred and REST API, PostgreSQL/NoSQL databases, JSON and XML. AWS Cloud environments including: ECS, EKS, API Gateway + Serverless. DevOps and CI/CD technologies , including hands-on experience of Jenkins, Docker ...

Senior Full Stack Developer / Full Stack Developer - Insurance

Hiring Organisation
Ping Insure
Location
South London, UK
Employment Type
Full-time
.NET/C# PHP/Laravel Strong front-end experience with: React, Vue, or Angular Modern JavaScript/TypeScript API-first development (REST/JSON). Strong database experience (SQL and/or NoSQL). Experience with cloud platforms (AWS, Azure, or GCP). CI/CD pipelines, version control ...

Hybrid Senior QA Engineer

Hiring Organisation
Veridox
Location
South London, UK
Employment Type
Full-time
scripts. API Testing Mastery: Strong experience testing RESTful (or GraphQL) APIs. You don't just check for a 200 OK status; you validate the JSON payload structure, data types, and logic. The "Hybrid" Mindset: Demonstrated experience managing both automated suites and manual regression strategies. You must be willing to create ...

Scala Developer

Hiring Organisation
Stealth iT Consulting
Location
South London, UK
Employment Type
Full-time
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. Proven experience ...

Senior Data Engineer

Hiring Organisation
Leap29
Location
South London, UK
Employment Type
Full-time
across complex systems and formats, supporting critical migration and integration initiatives. Key Responsibilities: Lead the analysis of source and target data structures (databases, XML, JSON, CSV, EDI) to define accurate and efficient data mappings. Develop, document, and maintain detailed data mapping specifications, transformation logic, and integration rules. Ensure semantic alignment … mapping and data modelling at conceptual, logical, and physical layers. Strong experience with Maximo Asset Management software. Proficient in handling multiple data formats: XML, JSON, CSV, EDI, XLSX. Strong communication and collaboration skills; fluent in English. Familiarity with ETL or data integration platforms (e.g., DataStage, Palantir). Experience with mapping ...