Java Data Engineer IV (Contractor)

Java Full stack developer

Added 04/06/2026

We are excited to announce a fully remote opportunity with a leading financial client based in Poland. We're looking for talented Full stack engineer who are passionate about building modern web applications and have strong expertise in Java, Springboot, Microservices, React, CSS and NX Monorepo. Key requirements:Strong experience in Java and Spring BootHands-on expertise with microservices architectureFrontend development experience with React and TypeScriptExperience working with Nx monorepo setups and CSSMandatory experience with authentication systems such as Keycloak and OAuth2Good experience in Microfrontends.Background in building and shipping scalable applications with reusable componentsSolid understanding of SDLC processes, CI/CD automation, and deployment pipelines...

Sr. Full Stack Java Developer

Added 19/05/2026

🚀 Senior Full Stack Developer - IAM📍 Locations: Atlanta 📄 Type: 12+ months ContractWe're looking for a Senior Full Stack Developer to build and support secure IAM (Identity & Access Management) applications in a cloud-first environment.🔧 Key ResponsibilitiesDevelop secure full stack applications (Angular + Java/Spring Boot)Build and maintain REST APIsImplement authentication & authorization (OAuth2, OIDC, JWT)Support AWS cloud-native and migration initiativesCollaborate with cross-functional teams and lead technical efforts✅ RequirementsStrong experience in Angular (latest versions) + Java 17 + Spring BootHands-on AWS (Lambda, S3, ECS/Fargate, DynamoDB)Solid understanding of IAM & security best practicesExperience with Spring Security & secure API designKnowledge of...

Sr. Full Stack Java Developer

Added 19/05/2026

🚀 Senior Full Stack Developer - IAM📍 Location: Philadelphia, PA (Remote Available) 📄 Type: Long-Term ContractWe're looking for a Senior Full Stack Developer to build and support secure IAM (Identity & Access Management) applications in a cloud-first environment.🔧 Key ResponsibilitiesDevelop secure full stack applications (Angular + Java/Spring Boot)Build and maintain REST APIsImplement authentication & authorization (OAuth2, OIDC, JWT)Support AWS cloud-native and migration initiativesCollaborate with cross-functional teams and lead technical efforts✅ RequirementsStrong experience in Angular (latest versions) + Java 17 + Spring BootHands-on AWS (Lambda, S3, ECS/Fargate, DynamoDB)Solid understanding of IAM & security best practicesExperience with Spring Security & secure API...

Sr. Full Stack Java Developer

Added 19/05/2026

🚀 Senior Full Stack Developer - IAM📍 Locations: Chicago 📄 Type: 12+ months ContractWe're looking for a Senior Full Stack Developer to build and support secure IAM (Identity & Access Management) applications in a cloud-first environment.🔧 Key ResponsibilitiesDevelop secure full stack applications (Angular + Java/Spring Boot)Build and maintain REST APIsImplement authentication & authorization (OAuth2, OIDC, JWT)Support AWS cloud-native and migration initiativesCollaborate with cross-functional teams and lead technical efforts✅ RequirementsStrong experience in Angular (latest versions) + Java 17 + Spring BootHands-on AWS (Lambda, S3, ECS/Fargate, DynamoDB)Solid understanding of IAM & security best practicesExperience with Spring Security & secure API designKnowledge of...

Sr. Full Stack Java Developer

Added 19/05/2026

🚀 Senior Full Stack Java Developer - IAM📍 Locations: Austin 📄 Type: Long-Term ContractWe're looking for a Senior Full Stack Developer to build and support secure IAM (Identity & Access Management) applications in a cloud-first environment.🔧 Key ResponsibilitiesDevelop secure full stack applications (Angular + Java/Spring Boot)Build and maintain REST APIsImplement authentication & authorization (OAuth2, OIDC, JWT)Support AWS cloud-native and migration initiativesCollaborate with cross-functional teams and lead technical efforts✅ RequirementsStrong experience in Angular (latest versions) + Java 17 + Spring BootHands-on AWS (Lambda, S3, ECS/Fargate, DynamoDB)Solid understanding of IAM & security best practicesExperience with Spring Security & secure API designKnowledge of...

Sr. Full Stack Java Developer

Added 19/05/2026

🚀 Senior Full Stack Java Developer - IAM📍 Locations: New York City 📄 Type: Long-Term ContractWe're looking for a Senior Full Stack Developer to build and support secure IAM (Identity & Access Management) applications in a cloud-first environment.🔧 Key ResponsibilitiesDevelop secure full stack applications (Angular + Java/Spring Boot)Build and maintain REST APIsImplement authentication & authorization (OAuth2, OIDC, JWT)Support AWS cloud-native and migration initiativesCollaborate with cross-functional teams and lead technical efforts✅ RequirementsStrong experience in Angular (latest versions) + Java 17 + Spring BootHands-on AWS (Lambda, S3, ECS/Fargate, DynamoDB)Solid understanding of IAM & security best practicesExperience with Spring Security & secure API...

Sr. Full Stack Java Developer

Added 19/05/2026

🚀 Senior Full Stack Java Developer - IAM📍 Locations: San Francisco 📄 Type: 12+ months ContractWe're looking for a Senior Full Stack Developer to build and support secure IAM (Identity & Access Management) applications in a cloud-first environment.🔧 Key ResponsibilitiesDevelop secure full stack applications (Angular + Java/Spring Boot)Build and maintain REST APIsImplement authentication & authorization (OAuth2, OIDC, JWT)Support AWS cloud-native and migration initiativesCollaborate with cross-functional teams and lead technical efforts✅ RequirementsStrong experience in Angular (latest versions) + Java 17 + Spring BootHands-on AWS (Lambda, S3, ECS/Fargate, DynamoDB)Solid understanding of IAM & security best practicesExperience with Spring Security & secure API...

Senior UI Developer (React / Java)

Added 05/05/2026

We are hiring a Senior UI Developer to join a leading banking client working on a greenfield electronic trading platform within their Fixed Income technology team.This is a hands-on development role building a next-generation eTrading application used by front office traders and sales teams to price, quote, and execute trades in real time.London (Liverpool Street) | Hybrid (50% office)💰 Up to £900-1000 per day (Inside IR35)📅 12-month contractThey're looking for someone with:Strong React + AG Grid experience building trading UIsSolid Java backend Front office eTrading / Fixed Income or FX backgroundExperience with low-latency systems & RFQ workflowsIt's a hands-on build...

Senior Java Data Engineer

Added 29/07/2026

Senior Java Data Engineer (AWS | Databricks | Spring Boot) - ContractLocation: Philadelphia, PA (Hybrid) Duration: ContractBuild the Data Platform Behind Enterprise AnalyticsWe're looking for an experienced Java Data Engineer to join a growing Data Engineering team responsible for building the next generation of cloud-based data solutions. In this role, you'll help modernize enterprise data platforms by developing scalable ETL pipelines, enhancing legacy applications, and delivering reliable data assets that power business intelligence and analytics.This position is ideal for someone who enjoys working across software engineering and data engineering, building cloud-native solutions using AWS, Databricks, and Snowflake while leveraging Java,...

Java Backend Engineer

Added 17/07/2026

Job Role - Java Backend EngineerLocation: Remote (Candidates must be based in Poland)Office Hub: Kraków, PolandContract: 12 Months (B2B/Freelance) We are seeking an experienced Senior Java Backend Engineer to join a high-performing engineering team on a 12-month B2B/Freelance contract, with a strong possibility of extension.This is an exciting opportunity to work on a leading technology platform, collaborating with top-tier engineers in a fast-paced, international environment. You'll play a key role in shaping scalable backend solutions, driving technical excellence, and supporting teams across multiple stakeholders.Key ResponsibilitiesCollaborate with highly skilled engineering teams to build and scale a best-in-class platform.Drive technical excellence and...

ServiceNow Developer

Added 29/07/2026

About the RoleWe are seeking an experienced ServiceNow Developer with expertise in CSM, ITSM, and SPM to design, develop, and implement scalable ServiceNow solutions. You will work closely with stakeholders to enhance platform capabilities, automate workflows, build integrations, and support platform best practices in an Agile environment.Key ResponsibilitiesDesign, develop, and configure ServiceNow solutions across CSM, ITSM, and SPM.Build and maintain client scripts, business rules, UI policies, script includes, and workflows.Develop integrations using REST APIs, MID Server, and IntegrationHub.Manage and enhance CMDB, Service Catalog, Knowledge, and IT Asset Management capabilities.Troubleshoot platform issues and implement performance improvements.Support upgrades, patching, cloning, and platform...

React UI Developer

Added 29/07/2026

Job Title: React UI DeveloperLocation: Alexandria, VA (Hybrid - 4 Days Onsite)Job Description:We are hiring a React UI Developer to build scalable, high-performance web applications for an enterprise platform. The ideal candidate has experience creating responsive interfaces, integrating REST services, and supporting cloud-native deployments.ResponsibilitiesDesign and develop modern UI components using React.js.Build reusable frontend modules with JavaScript/TypeScript.Integrate frontend applications with RESTful APIs.Support Node.js Backend-for-Frontend services.Deploy applications using Docker, Kubernetes, and AWS.Work with cross-functional Agile teams to deliver high-quality software.Required Skills5-8 years of React development experience.Strong JavaScript/TypeScript skills.HTML5 and CSS3.Node.js.AWS, Docker, Kubernetes.REST APIs.Git and PostgreSQL.Nice to HaveReduxCI/CD pipelinesAWS S3GolangLive streaming or media...

React Front-End Developer

Added 29/07/2026

Job Title: React Front-End DeveloperLocation: Arlington, VA (Hybrid - 4 Days Onsite)Job Description:We are seeking a React Front-End Developer with 5-8 years of experience building modern, responsive web applications. You will work on an enterprise platform, developing intuitive user interfaces using React.js while collaborating closely with backend engineers and QA teams.ResponsibilitiesDevelop responsive web applications using React.js, JavaScript/TypeScript, HTML5, and CSS3.Build and consume REST APIs.Develop Backend-for-Frontend (BFF) services using Node.js.Deploy and maintain applications using AWS, Docker, and Kubernetes.Optimize application performance and troubleshoot production issues.Participate in Agile ceremonies and code reviews.Required Skills5-8 years of frontend development experience.React.js, JavaScript, TypeScript, HTML5, CSS3.Node.js experience.REST...

Python Developer

Added 28/07/2026

Role Title: Python DeveloperLocation: Fully Remote (UK) with occasional travel to the London office Job Type: Permanent About the RoleWe're looking for a Python Developer with 4-5 years of commercial experience to join our growing technology team. This is a fully remote role where you'll develop and enhance Python applications, build automation solutions, and work with SQL databases to deliver efficient, scalable business solutions. You'll collaborate with cross-functional teams while supporting cloud-hosted applications and driving continuous improvement. Key Responsibilities:Develop, maintain and enhance Python applications and automation solutions.Write, optimise and maintain SQL queries, stored procedures and database objects.Build automation scripts to...

C# Developer

Added 28/07/2026

Tier 1 Investment bank based in Canary Wharf.Role - C# Developer - Desktop ApplicationsDuration - 6 months with likely extensionRate - £416 p/d (inside IR35)Location - Hybrid / Canary WharfTech Stack C#WPFWinformsJavascriptSQLOracleTasks 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 of...