Full Stack Developer / Senior

Gravitas Recruitment Group Hong Kong; Hong Kong; On-site; HKD 420,000 - 660,000; Full time

Job summary

Gravitas Recruitment Group Hong Kong is seeking a Senior Full Stack Engineer to join our tech team on a 12-month contract. The role emphasizes building high-performance financial engineering applications, automation tools, and distributed services across global offices.

You will work with Python, Java, React/Next.js, Docker, Kubernetes, and NoSQL/SQL databases while contributing to DevOps and data science-related tasks for risk mitigation and efficiency improvements.

Qualifications

• Proficiency in Python and exposure to Java or similar languages.
• Frontend experience with React/Next.js and modern JavaScript.
• Strong understanding of microservices, event-driven design, and containerization.
• Experience with DevOps practices, CI/CD pipelines, and SDLC lifecycle.
• Familiarity with relational and NoSQL databases.
• Exposure to data science workflows or ML concepts is a plus.

Responsibilities

• Design, build, and maintain scalable full-stack applications.
• Develop backend systems primarily in Python with Java as needed.
• Create responsive frontends using React, Next.js, and modern JavaScript.
• Architect distributed services with microservices and event-driven patterns.
• Collaborate with cross-functional teams and translate concepts for non-technical stakeholders.
• Troubleshoot production issues and implement robust solutions.
• Work with distributed, multi-site engineering teams.

Skills

Python

Java

JavaScript

React

Next.js

Docker

Kubernetes

SQL

NoSQL

DevOps/CI-CD

Data science familiarity

UI frameworks (Dash)

Tools

Docker

Kubernetes

Job description

Role Title: Full Stack Engineer (Contract) Duration: 1 Year

Executive Summary

• The Role: A 12-month contract for a senior-level Full Stack Developer within a global financial services firm.
• Tech Stack: Python, Java, React, Next.js, JavaScript, Docker, Kubernetes, SQL, and NoSQL.
• Core Task: Building and optimizing automation tools, microservices, and financial engineering applications across global offices.
• Key Requirement: A blend of solid full-stack development, modern DevOps/containerization skills, and basic familiarity with data science analytics.

Position Overview

We are seeking an experienced Full Stack Software Engineer to join our technology team. In this role, you will build and maintain high-performance financial engineering applications that automate processes, mitigate risk, and enhance operational efficiency.

Core Responsibilities

• Design, build, and maintain scalable full-stack applications.
• Develop backend systems primarily using Python, supplemented by Java and other enterprise languages.
• Build responsive frontend interfaces using React, Next.js, and modern JavaScript frameworks.
• Architect robust, distributed services using microservices and event-driven patterns.
• Partner with cross-functional teams and translate technical concepts for non-technical business stakeholders.
• Troubleshoot production issues rapidly and implement effective, high-quality solutions.
• Collaborate effectively across distributed, multi-site engineering teams.

Required Qualifications

• Strong proficiency in Python, with exposure to languages like Java, C++, Go, or Rust.
• Hands-on experience with frontend technologies, specifically React, Next.js, and JavaScript.
• Deep understanding of software architecture, including microservices, event-driven design, Docker containerization, and Kubernetes orchestration.
• Experience navigating the full SDLC, utilizing DevOps practices and CI/CD pipelines.
• Familiarity with relational and NoSQL database management systems.
• Exposure to data science workflows, statistical modeling, or machine learning concepts.
• Familiarity with Python-based UI frameworks like Dash is a plus.