Java Developer/Full Stack Developer (Spring, Node/React/Express)

2 Months ago • 4-7 Years • Full Stack Development

Job Summary

Job Description

This position involves end-to-end feature delivery, designing, implementing, testing, and deploying scalable services and UIs. The role requires building and maintaining microservices using Java with Spring Boot/Spring Cloud, creating intuitive single-page applications using React, developing lightweight APIs or background jobs with Node.js/Express.js, and modeling REST/GraphQL endpoints and database schemas. The candidate will also drive automated testing, participate in code reviews, containerize and ship code, and collaborate with Product, QA, and UX in Scrum/Kanban ceremonies. The job requires a Senior level candidate.
Must have:
  • 4-7 years of software development experience, full-stack or microservices
  • Strong OO & functional programming, multithreading, JVM tuning
  • Spring Boot, Spring MVC/WebFlux, Spring Security, Spring Data/JPA; REST/GraphQL APIs
  • Advanced ES2022+ or TS 5.x; asynchronous patterns
  • Designing RESTful services, middleware, authentication (JWT/OAuth2), background workers
  • Hooks, Context, state-management
  • Hands-on with SQL and NoSQL databases
  • Docker, basic Kubernetes usage, CI/CD; AWS/Azure/GCP fundamentals
  • Clear written & spoken English (B2+), proactive communication, ownership under pressure
Good to have:
  • Experience with cloud services (AWS Amplify, CloudFront, S3, or similar)

Job Details

Project description

Our client is a leading global Financial markets data provider runs a number of change programs to deliver of high-quality software that connects Financial Markets across the globe in a real-time, high frequency and low-latency data management chain.  The projects are technically challenging in a very engaging environment making the most of cutting-edge technologies.

Responsibilities
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End-to-end feature delivery

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design, implement, test, and deploy scalable services and UIs that meet business goals.

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Back-end ownership

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build and maintain microservices using Java with Spring Boot/Spring Cloud, ensuring high performance and reliability.

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Front-end development

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create intuitive single-page applications using React and modern TypeScript/JavaScript patterns.

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Node.js service work

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develop lightweight APIs or background jobs with Node.js / Express.js, integrating them cleanly with Java services.

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API & data design

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model REST/GraphQL endpoints and database schemas (SQL & NoSQL), emphasising security and observability.

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Quality assurance

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drive automated testing (unit, integration, E2E) and participate in code reviews, pair programming, and static analysis.

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DevOps collaboration

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containerise and ship code via Docker/Kubernetes, help to troubleshoot CI/CD pipelines.

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Agile teamwork

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work closely with Product, QA, and UX in Scrum / Kanban ceremonies.

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Continuous improvement

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evaluate new tools, refactor legacy components, and champion best practices in performance, security, and clean code.

Skills

Must have

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4-7 years professional software development, including 2+ years in a full-stack or microservices environment

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Strong OO & functional programming, multithreading, JVM tuning

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Spring Boot, Spring MVC/WebFlux, Spring Security, Spring Data/JPA; building & consuming REST/GraphQL APIs

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Advanced ES2022+ or TS 5.x; asynchronous patterns (Promises, async/await)

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Designing RESTful services, middleware, authentication (JWT/OAuth2), background workers

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Hooks, Context, state-management

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Hands-on with at least one SQL (PostgreSQL/MySQL) and one NoSQL (MongoDB/Redis)

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Docker, basic Kubernetes usage, GitLab/GitHub Actions or similar CI/CD; familiarity with AWS/Azure/GCP fundamentals

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Clear written & spoken English (B2+), proactive communication, ownership under pressure

Nice to have

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Experience with cloud services (AWS Amplify, CloudFront, S3, or comparable on Azure/GCP)

Other
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Languages

English: B2 Upper Intermediate

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Seniority

Senior

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