Senior Software Engineer

Company Description Harrier is a specialized Salesforce consultancy that partners with enterprise CIOs and CROs to deliver high-impact projects with confidence. The team focuses on building robust Salesforce solutions while actively upskilling in-house Business Systems teams for long-term success. Having supported over 100 enterprise clients, Harrier is known for combining deep technical expertise with practical, business-focused guidance. The company offers a collaborative environment where consultants and engineers work closely with customers to create scalable, maintainable systems.

Role Description This full-time Senior Software Engineer role is based in Antwerp in a hybrid setup, combining on-site collaboration with flexible work-from-home days. The Senior Software Engineer will design, develop, and maintain backend services and integrations that power Salesforce-centric solutions for enterprise clients. Day-to-day responsibilities include steering software factories to write clean, testable code, reviewing code from agents and peers, and contributing to architectural decisions that ensure scalability and reliability. The role involves collaborating with consultants, product owners, and Business Systems teams to translate requirements into technical designs and implementing best practices in software engineering, performance, and security. The Senior Software Engineer will also mentor less-experienced engineers, participate in technical planning, and help refine internal development standards and tooling.

Qualifications

• Strong foundation in Computer Science, including algorithms, data structures, and software architecture.
• Hands-on experience in Back-End Web Development and Software Development for enterprise-scale applications.
• Proficiency in Programming and Object-Oriented Programming (OOP), using modern languages and frameworks.
• Strong proficiency in building out and using AI tooling.
• Experience designing and integrating APIs, microservices, and cloud-based services (e.g., Salesforce, AWS, Azure, or similar).
• Comfort working in hybrid teams, collaborating with stakeholders, and mentoring colleagues.
• Familiarity with testing frameworks, CI/CD pipelines, version control (Git), and secure coding practices.
• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• Experience with Salesforce development or integration projects is a strong plus.