Hybrid Tech Lead for Investment Backend Systems

Keystone Solutions; Brussel Hoofdstad; Hybride; EUR 90 000 - 120 000; Plein temps

Avantages offerts par ce poste

Career growth

Diverse client projects

Professional development

On-site client work

Keystone Solutions values

Résumé du poste

Keystone Solutions is seeking an experienced IT Techlead Developer to join the client site in a multidisciplinary Agile Scrum squad. You will lead backend development, shaping architecture, design decisions and production readiness while collaborating with product owners, analysts and operations.

The role emphasizes hands-on Java (Java 8+), Spring, Kafka and Flink, with a focus on maintainable, secure, scalable solutions within the Invest domain. 50/50 on-site and homeworking is expected.

Qualifications

• Must have at least 6 years of senior hands-on software engineering in a complex enterprise environment.
• Deep backend expertise with proven technical leadership.
• Ability to guide experienced developers while contributing to the codebase.

Responsabilités

• Act as the squad’s hands‑on Technical Lead and technical reference point.
• Set and communicate a coherent technical direction for the squad.
• Facilitate technical design and collective decisions across the development team.
• Ensure alignment with architecture, security and operational expectations.
• Establish consistent practices for clean code, peer review, automated testing, documentation, observability and production readiness.
• Identify dependencies, technical risks and technical debt early, and drive pragmatic follow‑up.
• Support production incident analysis and convert lessons learned into improvements.
• Coach developers, encourage knowledge sharing and strengthen shared ownership.
• Contribute directly to complex implementation work while retaining squad‑wide technical oversight.
• Maintain a forward‑looking view of application maintainability, stability and technical evolution.

Connaissances

Java

Backend architecture

Technical leadership

Agile/Scrum

English communication

Formation

Bachelor or Master in IT

Outils

Spring 4

Spring Boot

Kafka

Flink

SQL

Maven

Jenkins

Git

JUnit/Cucumber/WireMock

Description du poste

Keystone Solutions is seeking an experienced IT Techlead Developer to join the client site in a multidisciplinary Agile Scrum squad. You will lead backend development, shaping architecture, design decisions and production readiness while collaborating with product owners, analysts and operations.

The role emphasizes hands-on Java (Java 8+), Spring, Kafka and Flink, with a focus on maintainable, secure, scalable solutions within the Invest domain. 50/50 on-site and homeworking is expected.