14 of 14 JSON Jobs in Central London

with C# and .NET (.NET Core/.NET)Excellent Object Oriented Programming (OOP) skills and design principlesProven experience designing and implementing APIs (REST/JSON)Solid understanding of application architecture, performance, and scalabilityExperience with SQL databases (e.g. SQL Server)Familiarity with unit testing, integration testing, and CI/CD pipelinesFinancial ...

C# and .NET (.NET Core/.NET) Excellent Object Oriented Programming (OOP) skills and design principles Proven experience designing and implementing APIs (REST/JSON) Solid understanding of application architecture, performance, and scalability Experience with SQL databases (e.g. SQL Server) Familiarity with unit testing, integration testing, and CI/ ...

experience with PostgreSQL, including performance tuning and complex queries. Experience with background job processing using Sidekiq and Redis. Solid understanding of RESTful API design, JSON serialization, and authentication (e.g., JWT, SSO). Hands-on experience with AWS services and containerised deployments (Docker). Experience troubleshooting and supporting production systems. Comfortable ...

NinjaOne RMM, 3CX, Microsoft 365/Graph API * Strong JavaScript and/or Python for integration scripting and automation * REST API design - webhooks, OAuth, JSON transformation, event-driven architecture * Cross-platform data mapping across multiple SaaS systems * Technical documentation to a professional standard * Comfortable operating autonomously within a management structure ...

integrations from third-party systems using APIs connected to back-office systems. Build and maintain web applications to support business processes (C#, Razor, ASP.NET, JSON, Redis Cache, Microservices). Technical Skills & Experience 5+ years of professional experience in .NET-based front-end development. 5+ years of hands-on expertise ...

programming skills - Java, JavaScript, Python, Groovy - Experience in BPMN development - Good understanding of API testing - REST and SOAP or knowledge of integration protocols (REST - JSON, SOAP - XML) - Experience working with relational databases (Oracle DB, PostgreSQL) - Deep consulting/client-facing experience Disclaimer: This vacancy is being advertised by either Advanced ...

Docker. Experience in building responsive, component based user interfaces using modern front end frameworks. Hands on expertise in API design and development (REST/JSON), including versioning and backward compatibility. Experience with UI testing, component testing, and front end build tooling. Experience in CI/CD pipelines, GitOps workflows ...

engineering experience. Technical Skills: Hands-on experience with automated testing, mocking frameworks, and CI/CD pipelines. Experience with the design and implementation of JSON RESTful APIs, including versioning and backward compatibility. Strong understanding and exposure to object-oriented practices and principles. ...

datasets for reporting and analytics Comfortable working in a fast-paced, evolving data environment Nice to Have Experience with Airflow or Dagster Working with JSON/semi-structured data Familiarity with CI/CD pipelines and Git Why Join Work with high-volume, real-world marketing data across multiple platforms ...

with solid Azure cloud experience. The ideal Senor C# .Net Developer will have previous experience with: C# & .Net Core React.js &/or Next.js LINQ, JSON & Inversion of Control Azure PaaS, Function Apps, Blob/Table Storage, Service Bus Topics, Azure Search and API Management Infrastructure as Code (ideally Terraform ...

needs into technical solutions and scalable workflows Strong stakeholder management skills with experience working across technical and non-technical team Working knowledge of SQL, JSON, or API troubleshooting Experience with customer data platforms (CDPs) and attribution models Exposure to AI-driven automation or agent-based workflows Understanding of data privacy ...

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 ...

functional programming concepts and idiomatic Scala (immutability, monads; familiarity with Cats or Scalaz is a plus). Experience designing and consuming REST APIs , including JSON validation/serialization (Play JSON, Circe). Proficiency with relational databases (PostgreSQL) and/or NoSQL (MongoDB), including schema design and query optimization. Proven experience ...

Location: London (hybrid) Setup: 2-3 days in office Language: English Focus: Data modelling, integrations, customer delivery Stack: CRM (Salesforce/HubSpot), APIs, JSON, data warehouse Comp: ~£65-75k base + bonus Growth: 315% YoY The role You’ll work directly with customers and commercial teams to build … based on real CRM data translating GTM needs into data models and queries integrating data into CRMs, sequencing tools, and warehouses working with APIs, JSON, and data pipelines iterating continuously based on performance and feedback feeding insights back into Product and Engineering Why this role exists The company is scaling ...