Full Stack Java Developer - Contract

Added 02/09/2026

Full Stack Java DeveloperContract | HybridWe're seeking a senior Full Stack Java Developer to join a high-performing engineering team delivering modern, cloud-native applications within an enterprise environment.You'll play a key role in designing, building and deploying scalable systems across the full software development lifecycle, working within agile teams focused on quality, automation and continuous delivery.Essential Skills & Experience5+ years' commercial Full Stack Engineering experience5 years strong React or React Native development expertiseProven Java and Spring Boot development experienceRESTful API design and developmentMicroservices architecture and distributed systemsSQL and database technologiesTest Driven Development (TDD) and Behaviour Driven Development (BDD)Unit, integration and automated...

Full Stack Python Developer

Added 15/09/2026

Role- Full Stack Pythomn DeveloperType- ContractDuration- 12+ monthsLocation- Philadelphia, PAOverview Seeking a Full Stack Python Developer to build AI-driven security automation solutions within a Cyber Security Operations Center (CSOC). This is a hands-on engineering role focused on developing intelligent agents and automated workflows that improve threat detection, investigations, and incident response.Key ResponsibilitiesDesign, develop, deploy, and maintain production-grade security automation and AI-powered workflows.Build AI agents capable of accessing security data, using tools, maintaining context, and executing multi-step tasks.Automate processes across:Threat IntelligenceThreat HuntingDetection EngineeringSecurity InvestigationsIncident ResponseSecurity Data AnalysisApply advanced AI techniques including:Tool CallingRetrieval-Augmented Generation (RAG)Structured GenerationPlanning & ReflectionVerificationModel RoutingMulti-Agent CoordinationDesign memory, context...

Full Stack Developer

Added 18/08/2026

Full Stack Developer (Contract)Location: Remote (UK) Contract Length: 6 Months Day Rate: £400 per day OUTSIDE IR35Tech Stack: C#, SQL, Vue.js OverviewWe are seeking an experienced Full Stack Developer to support the re-engineering and modernisation of a core business platform. The successful candidate will play a key role in migrating an existing application from .NET Framework 4.1 to .NET 10, helping to improve performance, scalability, maintainability and cloud readiness.Working within an agile development team, you will contribute across the full software development lifecycle, from architecture and design through to development, testing and deployment.Key ResponsibilitiesRedevelopment and modernisation of an existing platform...

Full Stack Developer

Added 10/08/2026

ResponsibilitiesDevelop and maintain responsive frontend applications using React.js.Build intuitive, user-friendly interfaces with a focus on performance and usability.Collaborate with Product Managers, UX Designers, and Backend Engineers to deliver new features.Integrate frontend applications with backend APIs and services.Work with AWS, CI/CD pipelines, and cloud-based platforms.Participate in code reviews, testing, debugging, and performance optimization.Collaborate with UX designers to ensure designs and requirements are implemented as intended.Document technical designs, workflows, and APIs.Mentor junior developers and contribute to frontend best practices.Requirements5+ years of frontend development experience.Strong expertise in React.js, JavaScript/TypeScript, HTML, and CSS.Experience with REST APIs, Git, responsive design, and frontend architecture.Familiarity with AWS,...

Full Stack Developer

Added 17/07/2026

Full Stack Developer (Contract)Location: Remote (UK) Contract Length: 6 Months Day Rate: £400 per day OUTSIDE IR35Tech Stack: C#, SQL, Vue.js OverviewWe are seeking an experienced Full Stack Developer to support the re-engineering and modernisation of a core business platform. The successful candidate will play a key role in migrating an existing application from .NET Framework 4.1 to .NET 10, helping to improve performance, scalability, maintainability and cloud readiness.Working within an agile development team, you will contribute across the full software development lifecycle, from architecture and design through to development, testing and deployment.Key ResponsibilitiesRedevelopment and modernisation of an existing platform...

Senior Full Stack Engineer

Added 02/10/2026

Senior Full-stack EngineerLocation: Abu Dhabi, UAE Type: ContractRole SummaryWe are seeking a Senior Full-stack Engineer to build the production-grade, end-to-end application architecture for a large-scale AI transformation.You will be the architect behind both the "face" and the "nervous system" of our AI agents, designing intuitive, highly responsive user interfaces alongside the secure API gateways and orchestration layers that allow Large Language Models (LLMs) to interact with enterprise systems and sensitive engineering data.You will act as the technical anchor for key build initiatives across major programmes. Your mandate is to move beyond simple model serving to build robust, on-premise microservices and...

Senior Software Engineer - Full Stack & Quality Engineering

Added 09/09/2026

Senior Software Engineer - Full Stack & Quality EngineeringJob SummaryWe are seeking an experienced Senior Software Engineer to design, develop, test, and support scalable software applications. This role is ideal for a hands-on engineer with a strong background in full-stack development, software quality, databases, and the overall software development lifecycle.The ideal candidate will be comfortable writing high-quality code while collaborating with cross-functional teams to deliver reliable and scalable technical solutions.ResponsibilitiesDesign, develop, test, implement, and maintain software applications.Participate in the full software development lifecycle, from requirements gathering through production support.Develop clean, scalable, and well-documented code that meets business and technical requirements.Create...

Full Stack Engineer

Added 12/08/2026

Job SummaryWe are looking for a Full Stack Engineer with strong experience in React.js, backend development, AWS, microservices, and Kubernetes. The ideal candidate will work closely with Product, UX, and Engineering teams to build scalable, high-performance applications and services.Key ResponsibilitiesDesign and develop scalable frontend applications using React.js.Develop backend APIs and services using Node.js, Golang, and/or Python.Build and maintain microservices and distributed systems.Develop and deploy cloud-based applications using AWS.Work with Docker and Kubernetes for containerization and orchestration.Collaborate with Product Managers, UX Designers, and Engineers to deliver new features.Ensure seamless frontend and backend integration with a focus on performance and reliability.Participate in...

Senior Full-Stack Engineer

Added 04/08/2026

Senior Full-stack Engineer Location: Abu Dhabi, UAE - Remote Global Type: ContractRole Summary We are seeking a Senior Full-stack Engineer to build the production-grade, end-to-end application architecture for a large-scale AI transformation. You will be the architect behind both the "face" and the "nervous system" of our AI agents, designing intuitive, highly responsive user interfaces alongside the secure API gateways and orchestration layers that allow Large Language Models (LLMs) to interact with industrial ERPs and sensitive engineering data.You will act as the technical anchor for key build initiatives across our flagship programs. Your mandate is to move beyond simple model...

Senior Full-stack Engineer

Added 31/07/2026

Senior Full-stack Engineer Location: Abu Dhabi, UAE - Remote Global Type: ContractRole Summary We are seeking a Senior Full-stack Engineer to build the production-grade, end-to-end application architecture for a large-scale AI transformation. You will be the architect behind both the "face" and the "nervous system" of our AI agents, designing intuitive, highly responsive user interfaces alongside the secure API gateways and orchestration layers that allow Large Language Models (LLMs) to interact with industrial ERPs and sensitive engineering data.You will act as the technical anchor for key build initiatives across our flagship programs. Your mandate is to move beyond simple model...

Full Stack AI Engineer

Added 24/07/2026

Full Stack AI Engineer - AWS InfrastructureBuild the next generation of AI-powered solutions.We are seeking an experienced Full Stack AI Engineer to join a cutting-edge team developing innovative AI applications powered by modern cloud technologies. Working across the full development lifecycle, you'll design, build, and deploy scalable AI solutions while leveraging the latest advancements in Generative AI and AWS cloud services.This is a unique opportunity for an engineer who enjoys combining software engineering excellence with AI innovation to create intelligent products that solve real business challenges.What You'll Be DoingDeveloping AI-powered applications from concept to productionDesigning scalable backend services using Python...

Full Stack Software Engineer

Added 14/07/2026

Full Stack Software Engineer (React | Go/Node.js/Python | AWS)About the RoleWe are looking for an experienced Full Stack Software Engineer to join a collaborative engineering team building modern, scalable web applications. This role combines frontend development, backend engineering, cloud technologies, and AI-driven solutions, offering the opportunity to work on innovative products that include live video capabilities and intelligent automation.You will work closely with Product Managers, UX Designers, and fellow Engineers to deliver high-quality features that provide an exceptional user experience while maintaining robust, scalable backend services.Key ResponsibilitiesDesign, develop, and maintain responsive web applications using React.js.Build intuitive, high-performance user interfaces with...

Java Developers (3 Contract Opportunities) Contract

Added 06/10/2026

One of my banking client is looking for 3 experienced Java Developers to join a strategic engineering programme.These contract roles are based in Sheffield and require 2 days per week onsite attendance.Sheffield (2 Days Per Week Onsite Required)ContractJava & Kotlin DeveloperJava 11+, Kotlin (or willingness to learn)Spring Boot, MicroservicesREST APIs, SQL/PostgreSQLJava Developer (Neo4j)Java 11+, Spring BootMicroservices, REST APIsNeo4j, PostgreSQLAngular/JavaScriptJava Developer (AWS/GCP)Java 11+, Spring BootAWS and/or GCPMicroservices, REST APIsPlatform EngineeringCommon Requirements Across All RolesStrong Java development experienceMicroservices and API developmentAgile environment (GitHub, Jira, Confluence)Excellent problem-solving and communication skills⚠️ Please note: All roles require candidates to attend the Sheffield office 2 days...

IAM Developer | GCP | Identity & Access Management | Contract

Added 21/09/2026

One of our leading banking clients is looking for an experienced IAM Developer to join a large-scale Identity & Access Management transformation programme.Key Skills Required:Identity & Access Management (IAM)Auth0, Okta, WorkOS, or similar identity platformsPython, Go, or Node.jsREST API & Micro services developmentGCP (Cloud Run, Cloud Functions, GKE)Pub/Sub / Event-Driven ArchitectureTerraform & CI/CDOAuth2, OIDC, JWT, SAMLNice to Have:ReactKubernetesAzure AD / Entra IDPing IdentityFinancial Services experienceThis is an excellent opportunity to work on a high-profile cloud and identity transformation programme within a global banking environment.If interested, please share your updated CV and contact details. GCS is acting as an Employment Business...

AWS Developer - financial services- contract

Added 09/09/2026

AWS Developer| Cloud Application Engineer | Financial ServicesLong-Term Contract | Hybrid WorkingWe're supporting a major financial services organisation on a large-scale cloud transformation programme and are looking for a senior AWS Cloud Application Engineer to help drive cloud adoption, improve developer experience, and establish engineering best practices across a complex enterprise environment.This is a hands-on role suited to an experienced software engineer who enjoys working directly with development teams, solving complex technical challenges, and enabling the adoption of secure, cloud-native application development practices within a regulated environment.The RoleDesign and implement AWS engineering standards, guardrails and reusable development patternsSupport application modernisation...