Who We're Seeking We're looking for a Senior Back-End Developer with deep expertise in C# (.NET 6+) and SQL Server , plus strong experience building and maintaining RESTful and GraphQL APIs . You'll work in a collaborative agile environment, contributing to the full development lifecycle from concept to deployment. You'll have a strong grounding in SOLID More ❯
Scarborough, North Yorkshire, England, United Kingdom
Matchtech
of the following is expected: Essential: Proficient in at least two of the following - HTML, CSS, JavaScript, jQuery, SQL. Nice to have: Familiarity with Vue.js, Nuxt.js, Node.js, Angular2, TypeScript, RESTful APIs. What You'll Bring: A strong eye for design and attention to detail, with a user-first mindset. Experience in a front end development role, ideally within eCommerce or More ❯
Science or a related field. Strong understanding and experience developing scalable microservices. Experience with cloud-native technologies. Experience working in Agile environments and methodologies (e.g., Scrum). Experience developing RESTful APIs. Proficiency in backend programming languages such as Java, Kotlin, etc. Knowledge of best practices in software development and experience with design patterns and SOLID principles. Proficient with relational databases More ❯
and API Management. Good exposure to MuleSoft, Solace, SAP BTP, and hybrid integration scenarios. Technical Skills Strong understanding of cloud-native architecture, microservices, and integration design patterns. Proficient in RESTful APIs, JSON, XML, and messaging protocols. Familiarity with DevOps practices and CI/CD pipelines using Azure DevOps. Experience with C#, .NET, and scripting languages like PowerShell. Preferred Certifications Microsoft More ❯
resolve issues across the project lifecycle. ?? Support technical sales & effort estimation for new initiatives. ? Essential Experience ?? 5+ years C#/.NET development (including Android). ?? 5+ years REST/RESTful API development . ?? Strong OOP, UML, Design Patterns, SOLID principles. ?? 5+ years in Agile (Scrum, Kanban, agile mindset) . ?? Hands-on experience with SonarQube & addressing security vulnerabilities. ?? CI & automated testing More ❯
of the company. Requirements Proven experience building production mobile apps in .NET MAUI/Xamarin and C#. Strong knowledge of MVVM and offline-first design patterns. Experience integrating with RESTful APIs, authentication and role-based security. CI/CD (App Center, GitHub Actions, Azure DevOps). Solid communication skills, with the ability to work across technical and non-technical stakeholders. More ❯
Hessle, North Humberside, England, United Kingdom Hybrid / WFH Options
Consortium Professional Recruitment
on a mix of internal tools and client-facing projects with real commercial impact What We Are Looking For Proven commercial experience with C#/.NET Core Understanding of RESTful APIs and relational databases such as SQL Server or PostgreSQL Familiarity with Git and modern development workflows Strong analytical mindset and collaborative approach Desirable Experience building integrations between systems such More ❯
Hessle, East Riding of Yorkshire, United Kingdom Hybrid / WFH Options
Consortium Professional Recruitment Ltd
on a mix of internal tools and client-facing projects with real commercial impact What We Are Looking For Proven commercial experience with C#/.NET Core Understanding of RESTful APIs and relational databases such as SQL Server or PostgreSQL Familiarity with Git and modern development workflows Strong analytical mindset and collaborative approach Desirable Experience building integrations between systems such More ❯
Studio (Windows apps, middleware, services) C# .NET (Framework & Core) Object-Oriented Programming (OOP) Entity Framework Microsoft SQL Server 2019 (Always-on, stored procedures, DB design & maintenance) Strong experience with RESTful APIs, JSON and app integrations Git version control (or similar) HTML & CSS PowerBI reporting What You Bring Full software development lifecycle experience, including testing and documentation Strong debugging skills and More ❯
greater manchester, north west england, united kingdom Hybrid / WFH Options
Autotrader
design complex, distributed systems that are scalable, maintainable, and performant Experience 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 event-driven architectures A More ❯
Bexhill-On-Sea, East Sussex, South East, United Kingdom Hybrid / WFH Options
Hastings Direct
and ReactJS, including core concepts like JSX, Virtual DOM, and component lifecycle. Experience with React workflows (e.g. Redux, Flux) and tools like Create React App is desirable. Familiarity with RESTful APIs, Java/JVM languages, and relational databases (SQL). Exposure to SOAP, JSON, XML, and object-oriented design is beneficial. Experience with GitHub for source control and a test More ❯
is based in Staffordshire and are looking for developers to travel in minimum 3 days per week. Essential Experiences & Skills needed: - Full Stack .Net Development - Typescript & Angular - AWS experience - Restful API's - noSQL & SQL database - GIT & Jira (Rullion is a recruitment agency) Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants. More ❯
Science, Engineering, or a related field. Proven experience in commodities trading , especially with derivatives and platforms like ICE , CME , NASDAQ , Trayport , or TT . Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData , and TDD . Familiarity with Agile tools like JIRA , Confluence , and Crucible . More ❯
Manchester, Lancashire, United Kingdom Hybrid / WFH Options
IO Associates
remote (UK-based) with flexible working and long-term potential. Key Skills & Experience: Strong proficiency in C# and .NET Core/.NET Framework Hands-on experience building and consuming RESTful APIs Familiar with HTTP methods, status codes, and API security best practices Experience with Azure Services (App Services, Functions, Storage, SQL Database) Skilled in Azure DevOps - source control, CI/ More ❯
Experience with multi-tenant cloud solutions. Solid understanding of the principles of network security, authentication, and authorization. Experience of working with databases using Entity Framework or similar. Experience creating RESTful APIs and ensuring API extensibility. If you have the skills required, then please send your CV to (url removed) Spectrum IT Recruitment (South) Limited is acting as an Employment Agency More ❯
Experience with multi-tenant cloud solutions. Solid understanding of the principles of network security, authentication, and authorization. Experience of working with databases using Entity Framework or similar. Experience creating RESTful APIs and ensuring API extensibility. If you have the skills required, then please send your CV to Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation More ❯
platform engineering roles, with recent experience at senior/staff level. Deep hands-on expertise with Node.js and TypeScript in production environments. Strong experience designing and deploying microservices and RESTful APIs. Proven experience with AWS (EKS, DynamoDB, S3, Lambda, Terraform). Solid understanding of CI/CD pipelines, DevOps principles, and Infrastructure as Code. Experience leading or influencing technical direction More ❯
interest in the environment Desirable skills and experience for the role of Senior Full Stack Systems Developer include: Prior experience with some of the following methodologies:- Containerisation: Docker- MQTT, RESTful URL Data Integration- Deep Learning Neural Network Platforms Previous experience with Enterprise Linux Platforms Experience of leading/mentoring a team of developers If you are interested in the role More ❯
particular interest in the environment Desirable skills and experience for the role of Senior Full Stack Systems Developer include: Experience with some of the following methodologies:- Containerisation: Docker- MQTT, RESTful URL Data Integration- Deep Learning Neural Network Platforms Previous experience with Enterprise Linux Platforms Experience of leading/mentoring a team of developers If you are interested in the role More ❯
guide best practices across the team. You'll Need: Proven experience with C# and/or Go in production environments Strong experience with SQL Server and modern database architecture RESTful and GraphQL API development Experience with distributed cloud systems - we use Kubernetes in GCP Deep understanding of software design patterns and architecture best practices Prior experience acting as a technical More ❯
or equivalent in similar languages (essential). Using Blazer Web Assembly and Telerik to create web client applications or GUI web design using similar frameworks and techniques. Use of RESTful APIs to obtain and manipulate data. At least one year's experience of Microsoft (or similar) SQL queries to extract and manipulate data in multi-tabled normalised databases (essential). More ❯
more specialist clouds (Marketing Cloud, CPQ, Experience Cloud, Field Service). Strong understanding of integration patterns (synchronous, asynchronous, pub/sub, streams, orchestration vs. choreography). Proven experience building RESTful and SOAP APIs, including API security and governance. Proficiency in DataWeave transformations and Mule 4 development. Knowledge of common integration protocols (HTTP, JMS, FTP/SFTP, JDBC) and cloud connectors. More ❯
bradford, yorkshire and the humber, united kingdom
Alscient
more specialist clouds (Marketing Cloud, CPQ, Experience Cloud, Field Service). Strong understanding of integration patterns (synchronous, asynchronous, pub/sub, streams, orchestration vs. choreography). Proven experience building RESTful and SOAP APIs, including API security and governance. Proficiency in DataWeave transformations and Mule 4 development. Knowledge of common integration protocols (HTTP, JMS, FTP/SFTP, JDBC) and cloud connectors. More ❯
oriented design patterns and SOLID principles Experience with functional programming concepts. Proven track record in Agile development environments Excellent problem-solving and analytical skills Experience with Spring Framework and RESTful API Cloud experience More ❯
london (city of london), south east england, united kingdom
Vallum Associates
oriented design patterns and SOLID principles Experience with functional programming concepts. Proven track record in Agile development environments Excellent problem-solving and analytical skills Experience with Spring Framework and RESTful API Cloud experience More ❯