Mid/Senior Full Stack Software Engineer – React/Javascript

Solas IT Recruitment; Dublin; On-site; EUR 75,000 - 110,000; Full time

Job summary

Solas IT Recruitment partners with a globally recognised financial technology organisation in Dublin to hire a Mid-Senior Full Stack Software Engineer. The role offers excellent salary, outstanding bonus and exceptional benefits.

Work predominantly on frontend (approx. 70%) using React and TypeScript, with backend development in Java (≈30%). Design RESTful APIs and WebSocket services for live data, build scalable, real-time trading applications, and collaborate in an Agile team.

Qualifications

• 5+ years of commercial software engineering experience.
• Frontend heavy role with React and TypeScript focus.
• Backend with Java and real-time data handling.

Responsibilities

• Design and develop modern, responsive web applications using React and TypeScript.
• Build intuitive user interfaces capable of handling complex real-time data.
• Develop scalable backend services using Java.
• Design and integrate RESTful APIs and WebSocket services for live data streaming.
• Build high-performance applications capable of processing large volumes of real-time information.
• Work with relational databases including PostgreSQL and MySQL.
• Contribute to architecture discussions and continuously improve software quality, performance and scalability.
• Collaborate within an Agile engineering environment focused on delivering high-quality software.

Skills

React

TypeScript

Java

REST APIs

WebSocket

SQL databases

Git

Python

Agile

Tools

PostgreSQL

MySQL

Git

Job description

What's on offer - Excellent Salary + Outstanding Bonus + Exceptional Benefits

About the Company

A globally recognised financial technology organisation who is at the forefront of their market ar actively looking to hire an experienced Fullstack Software Engineer. With technology at the heart of the business, you'll be joining a collaborative engineering environment where innovation, technical excellence and continuous improvement are genuinely valued.

The Opportunity

This is an exceptional opportunity for a talented Mid-Senior Full Stack Software Engineer to join a highly regarded engineering team building the next generation of real-time trading applications. Unlike many Full Stack positions, this role has a strong emphasis on creating modern, intuitive user experiences, with approximately 70% of your time focused on Front End development and 30% on Back End engineering.

What You'll Be Doing

• Design and develop modern, responsive web applications using React and TypeScript (70%).
• Build intuitive user interfaces capable of handling complex real-time data.
• Develop scalable backend services using Java (30%).
• Design and integrate RESTful APIs and WebSocket services for live data streaming.
• Build high-performance applications capable of processing large volumes of real-time information.
• Work with relational databases including PostgreSQL and MySQL.
• Contribute to architecture discussions and continuously improve software quality, performance and scalability.
• Collaborate within an Agile engineering environment focused on delivering high-quality software.

We're looking for engineers who are passionate about building exceptional software and enjoy solving technically challenging problems.

You'll ideally have:

• 5+ years' commercial software engineering experience.
• Commercial backend development experience using Java.
• Experience designing and consuming REST APIs and WebSockets.
• Experience working with SQL databases such as PostgreSQL or MySQL.
• Solid understanding of object-oriented programming and software design principles.
• Experience using Git and modern development practices.
• Python experience would be beneficial.
• An interest in financial markets or trading technology would be advantageous.