Senior Software Engineer – Web Applications (Crypto Security)

September Consulting Ltd; Dublin; On-site; EUR 60,000 - 80,000; Full time

Job summary

September Consulting Ltd is looking for a Senior Software Engineer to join their Web Application team in Dublin for a 12-month contract with a potential renewal. The role involves developing back-end systems using Java and Spring Boot, collaborating with front-end engineers, and engaging in Agile ceremonies. Candidates should have strong experience in Java, SQL (PostgreSQL), and enjoy working in a collaborative Agile-driven team environment.

Qualifications

• Strong experience in Java and Spring Boot is essential.
• Proficiency in SQL, preferably PostgreSQL.
• Experience in an Agile environment with user story collaboration.

Responsibilities

• Develop and maintain back-end systems using Java, Spring Boot, and SQL.
• Collaborate with front-end engineers to build and maintain web application features.
• Engage in Agile ceremonies and debug complex production issues.

Skills

Java

Spring Boot

SQL (PostgreSQL)

Agile experience

Problem-solving

Tools

Apache NiFi

Job description

Senior Software Engineer – Web Applications (Crypto Security)

Location: Dublin

Type: Contract

Category: Technology

Duration: 12 Months + 12 Month Renewal

Our client is seeking a Senior Software Engineer to join their Web Application team, responsible for building a cutting‑edge product in the crypto security space. This is an exciting opportunity to work on a high‑impact product within a fast‑paced Agile environment.

Role Overview

As an individual contributor, you will play a key role in one of their two Scrum teams, helping to build and enhance their core product. You will be expected to work independently while also actively contributing to team discussions, providing guidance to junior engineers, and collaborating effectively in Agile ceremonies.

Key Responsibilities

• Develop and maintain back‑end systems using Java, Spring Boot, and SQL (PostgreSQL).
• Build and maintain web application features, collaborating with front‑end engineers as needed.
• Work within two‑week sprints, planning work in two‑month blocks, with Program Increment (PI) planning before each cycle.
• Engage in Agile ceremonies, including backlog refinement, sprint planning, and daily stand‑ups.
• Participate in technical discussions, contribute ideas, and support junior team members.
• Debug and resolve complex issues in a production environment.
• Work within a large, multinational corporate environment, collaborating across teams.

Key Requirements

• Strong experience in Java and Spring Boot (essential).
• Proficiency in SQL (PostgreSQL preferred).
• Experience with Apache NiFi is a plus.
• Exposure to front‑end development is beneficial (but not required).
• Experience working in an Agile environment, with familiarity in user story collaboration.
• Strong problem‑solving and debugging skills.
• Proactive engineer who enjoys working in a collaborative, Agile‑driven team.