# Fullstack Developer - Python

> G MASS · Dublin, Ireland (Hybrid) · Full-time · Posted 2026-06-11

**Workplace:** hybrid

## Description

We are seeking an experienced Full Stack Developer to join a specialist technology team building and maintaining proprietary software platforms across the treasury, collateral, and trade operations space within a leading funds environment. You will play a key role in delivering new functionality, driving enhancements, and supporting mission-critical systems within a Middle Office environment.

**Responsibilities:**

-   Develop new applications that serve and extend existing software systems
-   Further develop and enhance current platform capabilities across multiple modules and architectures
-   Contribute to the automated build process in line with development best practices
-   Design, build, and deploy AI agents and agentic workflows to enhance platform capabilities
-   Investigate emerging technologies and present findings for architectural review
-   Design and conduct testing across new and existing functionality
-   Maintain systems documentation and knowledgebase content to support operational efficiency
-   Develop documentation and assistance tools to support end users
-   Contribute to system releases and provide third-level support as required
-   Identify and explore opportunities to add value through continuous improvement

## Requirements

-   2+ years of Python development experience (FastAPI, PostgreSQL)
-   TypeScript and React 18 frontend development
-   AWS Cloud Platform, including hands-on experience with AWS Bedrock
-   Agentic AI development — designing and deploying autonomous or semi-autonomous agents
-   Familiarity with agentic frameworks such as LangChain, Strands, or equivalent
-   Proficient with APIs, service-oriented architectures, and test-driven development
-   BS in Computer Science, Computer Engineering, or equivalent experience

**Desirable**

-   AWS AgentCore; advanced Generative AI / Agentic AI experience
-   Event-driven application architecture
-   Financial industry experience
-   AG Grid, AG Charts, Rsbuild, Module Federation, Pydantic, JWT, Docker

## Benefits

Salary: to be discussed, depending on experience

Length: Permanent contract

## Apply

[Apply at G MASS](https://apply.workable.com/g-mass/j/63A9AB88C9/apply)

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