Software & Integration Engineer – Career Progression to Senior Rapidly scaling fintech innovator Clear path to Senior level High-impact greenfield environment Are you an Integration Engineer with experience across Finance, Technology, or Insurance looking to advance into a senior-level role? This is an exceptional opportunity to join a fast-growing organisation in a greenfield environment, where you'll take full ownership of end-to-end integration processes and play a critical role in designing, implementing, and optimising core systems from the ground up.
In this role, you will be responsible for leading complex integrations between multiple client systems and the company's central operational platform.
You will design and implement robust, scalable integration architectures, ensuring accurate and reliable data exchange across financial, operational, and business-critical systems.
You'll work hands-on with SQL for data extraction and transformation, RESTful APIs for connectivity, and data mapping between disparate systems, identifying and resolving interface issues, and automating workflows to reduce manual intervention.
You will also develop and maintain integration documentation, including API specifications, data flow diagrams, and test plans, while conducting rigorous end-to-end testing to guarantee high system reliability and performance.
Acting as the primary technical point of contact, you will collaborate closely with internal teams across Finance, Operations, Product, and Technical functions, as well as external clients and Saa S vendors, to gather requirements, define integration standards, and validate solutions.
This is a high-impact role offering visibility across the organisation and a clear pathway to senior positions, ideal for engineers who want to combine technical depth with strategic influence over core systems and integrations.
What we're looking for:3–5 years' experience as a Software Engineer, Systems Analyst, or Integration Engineer, delivering end-to-end system integrations in complex, multi-platform environments Strong hands-on experience with Saa S platforms (e.g., Salesforce, Workday, Oracle Cloud) and integrating them with on-premise or third-party systems Advanced technical skills in SQL for data extraction, transformation, and validation, as well as designing data mappings and ensuring data integrity across systems Proficient in developing and consuming RESTful APIs and SOAP web services, including authentication, error handling, and version control Experience with integration monitoring, troubleshooting, and implementing automated solutions to improve reliability, performance, and scalability What's on offer: Up to 90,000 euro + 10% bonus + pension + private health insurance, along with strong career progression opportunities as the company continues to scale.
Interested? Contact Olga Torres confidentially on or send your CV to