Senior Python Developer

Cpl Group; Galway; Hybrid; EUR 90,000 - 130,000; Full time

Job summary

Cpl Group in Galway is seeking a seasoned software engineer for a long‑term hybrid contract. You will join an embedded, fast‑moving technology team in Financial Services, building scalable data pipelines in AWS and exploring AI/ML workflows using tools like GPT‑4, Gemini and Claude.

Primarily a Python基d role, we are also open to strong Java or C# engineers who are willing to cross‑train and work with Python.

Qualifications

• Bachelor’s or Master’s Degree in a technology related field required.
• Strong experience in Python and/or Java/C# with enterprise development.
• Extensive experience with AWS, RDBMS, and data pipelines.
• Ability to design, lead and implement scalable data solutions and CI/CD.

Skills

Python

Java

C#

Data Pipelines

AWS

RDBMS

OO Programming

REST APIs

Linux scripting

CI/CD

Education

Bachelor’s or Master’s in Tech

Tools

PL/SQL

Oracle

Snowflake

S3

Pandas

Numpy

Job description

Galway

Hybrid

Long Term Contract

Join an embedded, fast-moving technology team with in Financial Services that helps investment professionals generate alpha by applying new technologies, techniques, and datasets. You will build scalable data pipelines and analytics over structured and unstructured data, using parallel processing in the cloud (AWS), and take ideas from whiteboard to prototype to production. You will also get hands‑on exposure to LLM prompt engineering and AI/ML workflows using tools such as GPT‑4, Gemini, and Claude

Experience

Bachelor’s or Master’s Degree in a technology related field (e.g. Engineering, Computer Science, etc.) required.

• The role is primarily Python based however we are very open to a strong Java or C# Engineer who is willing to cross‑train and work with Python
• Strong Experience in RDBMS and AWS
• Experience with object orientated programming principles and Data Structures
• Knowledge of Cloud computing concepts (AWS) and using CI/CD tools
• 6+ years of enterprise development and a desire to work on a fast‑paced development team.
• Ability to balance multiple tasks concurrently is required
• Experience in planning, designing, leading, and executing technical solutions and improvements.
• Strong problem-solving and troubleshooting skills with on call responsibilities.

Skills

• You have a track record of engineering experience by processing large datasets and building scalable applications and Rapid Prototyping
• You have a background with enterprise development and a consistent record rapidly bring projects from inception to delivery in ambitious timeframes.
• You have solid experience in Object Oriented Programming
• You have solid experience in developing custom Data Pipelines to extract data, map data, transform data, and to load data in various data stores like Oracle, Snowflake, S3, PL/SQL, and / or shared drives.
• You have solid experience in Python or Java or C#, ideally also with experience of data structure libraries such as Pandas / Numpy
• You are familiar with extracting data from REST APIs
• Your demonstrable experience developing scripting in Linux and Windows
• Experience with migrating applications to AWS (Cloud) will be an added advantage.