Senior Developer - Outsystems

Senior Developer - OutSystems

We are looking for an experienced Senior Developer to join a growing development team. This is a hands‑on role for someone ready to take ownership of medium to high‑complexity development, with a strong focus on architecture, integrations and scalable system design.

Working closely with Technical Leads, Project Managers and cross-functional teams, you'll help shape technical solutions, maintain high coding standards and deliver secure, performant applications aligned with business requirements.

Key Responsibilities

• Design, develop and maintain applications using OutSystems, including advanced Client & Server Actions, Screens and Aggregates.
• Develop and optimise complex SQL queries and stored procedures using Microsoft SQL Server.
• Deliver medium to high‑complexity features and epics with minimal supervision.
• Build and manage integrations using REST APIs, SFTP and Integration Studio.
• Lead and participate in peer code reviews, providing technical guidance and mentoring to other developers.
• Contribute to application architecture, infrastructure and technical improvements.
• Deploy solutions across company infrastructure, following DevOps and change management processes.
• Troubleshoot production issues and lead root cause analysis to deliver long‑term solutions.
• Work closely with Technical Leads and Project Managers to ensure successful delivery.

About You

• 3-5 years' professional software development experience, with significant experience using OutSystems.
• Strong understanding of application and system architecture.
• Experience with REST APIs, SFTP and modern integration technologies.
• Strong Microsoft SQL Server skills, including complex query development and optimisation.
• Understanding of infrastructure, deployments, version control, environments and change management.
• Proven ability to develop secure, scalable and high‑performing solutions.
• Experience working within Agile development environments, including estimation and iterative delivery.
• Confident leading code reviews and explaining technical and architectural decisions.
• Strong communication skills and the ability to work effectively with technical and non-technical stakeholders

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