C# / WPF / WCF / Winform Developer

Added 16/05/2025

Global bank based in Canary Wharf.Role - C# / WPF / WCF / Winform DeveloperDuration - 6 months with likely extensionRate - £400 p/d (inside IR35)Location - Remote / Canary WharfTech Stack C#WPFWinformsSQLOracleTasks Tasks range from understanding business requirements, designing application structures, business data analysis, programming WPF (Windows Presentation Foundation) applications in Visual C#.NET on both Oracle and SQL Server database, testing with users, implementation through Development, Quality Assurance (QA), Production and Disaster Recovery environments. Supporting users and writing operation documents including User Helps (manuals) will also be required.As well as application development, this role will also include all aspects...

C# / WPF / WCF / Winform Developer

Added 10/04/2025

Global bank based in Canary Wharf.Role - C# / WPF / WCF / Winform DeveloperDuration - 6 months with likely extensionRate - £400 p/d (inside IR35)Location - Remote / Canary WharfTech Stack C#WPFWinformsSQLOracleTasks Tasks range from understanding business requirements, designing application structures, business data analysis, programming WPF (Windows Presentation Foundation) applications in Visual C#.NET on both Oracle and SQL Server database, testing with users, implementation through Development, Quality Assurance (QA), Production and Disaster Recovery environments. Supporting users and writing operation documents including User Helps (manuals) will also be required.As well as application development, this role will also include all aspects...

C# / WPF / WCF / Winform Developer

Added 27/03/2025

Global bank based in Canary Wharf.Role - C# / WPF / WCF / Winform DeveloperDuration - 6 months with likely extensionRate - £400 p/d (inside IR35)Location - Remote / Canary WharfTech Stack C#WPFWinformsSQLOracleTasks Tasks range from understanding business requirements, designing application structures, business data analysis, programming WPF (Windows Presentation Foundation) applications in Visual C#.NET on both Oracle and SQL Server database, testing with users, implementation through Development, Quality Assurance (QA), Production and Disaster Recovery environments. Supporting users and writing operation documents including User Helps (manuals) will also be required.As well as application development, this role will also include all aspects...

C# / WPF / WCF / Winform Developer

Added 14/03/2025

Global bank based in Canary Wharf.Role - C# / WPF / WCF / Winform DeveloperDuration - 6 months with likely extensionRate - £400 p/d (inside IR35)Location - Remote / Canary WharfTech Stack C#WPFWinformsSQLOracleTasks Tasks range from understanding business requirements, designing application structures, business data analysis, programming WPF (Windows Presentation Foundation) applications in Visual C#.NET on both Oracle and SQL Server database, testing with users, implementation through Development, Quality Assurance (QA), Production and Disaster Recovery environments. Supporting users and writing operation documents including User Helps (manuals) will also be required.As well as application development, this role will also include all aspects...

BPM Developer - Banking - Hybrid

Added 10/06/2025

BPM Developer Opentext MBPM (Metastorm) - Hybrid / Canary Wharf - 6 month Contract - Banking Role - BPM DeveloperDuration - 6 months with very likely extensionLocation - Remote / Canary Wharf - 3 days per week in a Canary Wharf officeRate - £415 per day (Inside IR35)Tech Stack MBPMC#JavaScriptSQL / Oracle Tasks Understanding business requirements, designing applications / workflows in Opentext MBPM (Metastorm), business data analysis, programming in Visual C#.NET using both Oracle and SQL Server database and APIs, Unit testing, Quality Assurance (QA), Implementation, Production and Disaster Recovery environments supporting users and preparing documents.Along with the application development,...

C# API Developer (Facility Management project exp)

Added 06/06/2025

Role: C# API Developer (Facility Management Industry exp)Location: London, UKType: Contract (Inside IR35) Required Qualifications & experience1. C#, .NET/.NET Core/ .NET Framework2. Experience with REST APIs3. Ability to work with SQL query syntax with SQL Server and Oracle4. To create technical specifications and test plans5. Provide technical support for web, desktop or mobile applications, upgrading, configuring and debugging existing systems6. Experience with popular web application frameworks7. To investigate and develop skills in new & emerging technologies8. A Passion for technology and knowledgeDesirable experience-1. Familiarity with JavaScript2. DevOps3. MAS Manage/Maximo 74. Agile and Scrum methodologies GCS is acting as an Employment...

C# API Developer - Remote

Added 06/06/2025

Role - C# / API DeveloperDuration - 3 months with very likely extensionLocation - RemoteRate - £500 per day (Inside IR35)Tech C#, .NET/.NET Core/ .NET FrameworkExperience with REST APIsAbility to work with SQL query syntax with SQL Server and OracleTo create technical specifications and test plansProvide technical support for web, desktop or mobile applications, upgrading, configuring and debugging existing systemExperience with popular web application frameworksTo investigate and develop skills in new & emerging technologies Tasks Ability to work independently or within teams across a multi system, multidiscipline environment with an excellent attention to detail whilst delivering high quality output within...

Full Stack Developer

Added 06/06/2025

Our client is a Microsoft Gold Partner and expanding their software development teams across Europe, looking for the following skillset across multiple seniorities… More info on client with this quick video: https://app.hint.video/ENgezv Role: Full Stack Developer (Senior & Mid-Senior) Proficient in .NET and C# with hands-on experience using TypeScript, T-SQL, and version control systems like GITSolid understanding and practical experience in front-end development using AngularSkilled in building applications with ASP.NET Core, MVC architecture, and Entity FrameworkStrong working knowledge of SQL Server and designing/maintaining relational databasesFamiliar with continuous integration and continuous deployment (CI/CD) practicesExposure to Microsoft Azure services and DevOps tools...

Typescript Developer- Datadog, Fully remote, outside IR35

Added 27/05/2025

TypeScript Developer with Datadog Expertise Outside IR35Fully remote Role Summary: My client is hiring a fully remote TypeScript developer who can enhance their system observability by improving monitoring and alerting using Datadog. This role focuses on building robust, actionable alerts and creating insightful dashboards to proactively identify issues and improve system reliability.Key skills:Strong TypeScript development skillsHands-on experience with Datadog APM, Logs, Metrics, Dashboards, and Alerting.Ability to write and maintain complex Datadog monitors (threshold, anomaly detection, composite monitors).Develop and maintain TypeScript applications with observability in mind.Instrument backend and frontend applications to generate meaningful metrics, logs, and traces.Design and implement effective Datadog...

Graduate / Junior BI Developer

Added 23/05/2025

GRADUATE/JUNIOR BI DEVELOPERLocation: Hybrid Working (Flexible) Type: Permanent Salary: Competitive + BenefitsABOUT THE ROLE Join an innovative provider of business intelligence solutions in the UK healthcare sector. This is a fantastic opportunity for an aspiring data professional to grow and develop a comprehensive skill set in modern BI technologies. Working within a small, specialised team, you'll gain exposure to the full lifecycle of data solution delivery, from customer engagement to system development and support.WHAT YOU'LL DOCollaborate with customers to understand and meet their evolving data needs.Integrate, develop, and maintain data solutions tailored to client requirements.Work closely with team members and...

RPA / Automation Developer Role - Hybrid - Banking

Added 20/05/2025

Role - RPA / Automation Developer Duration - 6 months with very likely extension Location - Remote / Canary Wharf (London)- 3 days per week in a Canary Wharf office / 2 days working remotely Rate - £415 per day (Inside IR35) Tech Stack RPAUiPathC#SQL Tasks Working closely with RPA Business Analyst to execute RPA initiatives by evaluating and designing process workflows including building, testing and implementing RPA solutionsCreating and maintaining throughout the project lifecycle, the Solution Design Document (SDD) including detailed RPA solution process flows, processes and technical specificationsSigning off the SDD for final deploymentAssisting the Subject Matter Expert...

Business Central Developer

Added 15/05/2025

Our client is a Microsoft Gold Partner and expanding their software development teams across Europe, looking for the following skillset across multiple seniorities… Role: Business Central DeveloperLooking for someone with 4+ years of experience working with AL or C/ALExperience working with Business Central (previous experience with Navision is also interesting)Exposure to Visual Studio & Azure DevOps would be interesting tooFluency in French is an added plus You'll be experience predominantly on the backend development working on…Building new functionalities from scratchSpending time on tables, codeunits and reports They are open to you being located in either Netherlands, Germany, Belgium or Sweden...

Bullhorn for Salesforce Developer

Added 14/05/2025

My client is looking for a Bullhorn for Salesforce developer to join their team on an initial 6 month (outside IR35) contract role. This will be a remote position with occasional travel to their London office. Required Skills and Experience:Strong experience implementing and developing Bullhorn for Salesforce solutions.Proficient in Salesforce development (Apex, SOQL, Lightning, Flows).Experience with system integrations, APIs, and middleware tools.Confident in configuring and administering Salesforce environments.Strong analytical and problem-solving skills.Able to work independently and drive progress across technical and business teams. This is an urgent role. Please email me your cv to [email protected] if interested GCS is acting...

Senior Frontend Developer

Added 14/05/2025

My client is looking for an experienced Senior FrontEnd Developer to join their team on an initial 6 month (outside ir35) contract roleRequired Skills & Experience   *   Proven experience in a senior frontend role.   *   Deep knowledge of Angular and React (other modern frameworks considered).   *   Strong understanding of HTML, CSS, SCSS, JavaScript/TypeScript.   *   Experience designing scalable frontend architecture and shared libraries.   *   Proficient with GitLab, CI/CD pipelines, and supporting tooling.   *   Hands-on experience with Docker and Kubernetes.   *   Knowledge of AWS services including S3 and CloudFront.   *   Strong testing practices using Jest or similar frameworks.   *   Comfortable taking technical...

Sr Java Quarkus Developer (Financial exp mandatory)

Added 12/05/2025

Role- Sr Java Quarkus Developer (Financial exp mandatory)Location- London / Manchester / Edinbrugh Type- Hybrid (Once a week to office)Nature- Contract (Inside IR35) Overview of the Role- 1) 5+ years of Java developer experience2) Querkus experience is mandatory.3) Financial or banking project experience is mandatory4) Looking or someone who can start from June. GCS is acting as an Employment Business in relation to this vacancy.