Senior Implementation Engineer

Join us to help shape the future of global payments. As a Senior Technical Project Manager, you will be the trusted partner guiding customers through the full integration journey-from initial analysis to solution design, go-live, and post-launch scaling. Your role is not just about delivering projects on time, but about providing technical leadership, advising on solution scope, and finding creative ways to solve complex challenges. Over time, you may also take on people management responsibilities, mentoring colleagues and contributing to the growth of the team., * Lead partner integrations end-to-end: Manage the full lifecycle of customer implementation, including integration design, testing, delivery, and ongoing scaling support.

• Provide expert technical guidance: Work with customers on the API integration, middlewares, data formats (REST, JSON, XML), best practices, and standards to ensure smooth and scalable integrations.
• Shape solution scope: Collaborate with sales, product, and delivery teams to translate business needs into robust, future-proof technical solutions.
• Think outside the box: Develop innovative approaches and proofs of concept for unique projects and complex integration scenarios.
• Enable customer success: Troubleshoot technical challenges, secure customer commitments. You will have a close relationship with our partners and business development teams to expand our coverage and services with the customers, for existing and new products
• Improve how we work: Contribute to the evolution of internal monitoring, reporting, and operational tools to increase efficiency and reliability.
• Share knowledge and mentor: Be the export of how the customer is integrating with Thunes. Work with an agile team, offering mentoring, training and possibly management to junior members.
• Collaborate globally: Collaborate with the global implementation teams, with occasional international travel as needed.

• Bachelor degree in Information Technology, Engineering Computer Science or equivalent prefered
• 7+ years managing complex technical integration projects in customer-facing roles.
• Solid understanding of Database, APIs, JSON, and XML.
• Experience in Fintech, Payments, or E-commerce, ideally in project management or implementation management position
• Strong ability to engage with both technical stakeholders (e. g. , software engineers) and business teams.
• Excellent troubleshooting, problem-solving, and analytical skills.
• Fluency in English; French or additional European/African languages are a strong plus.
• A motivated, structured self-starter with leadership potential and the ability to inspire others across global teams.

Package and Benefits

• Great compensation package, including performance & company bonus
• Private Health insurance for you and your family
• Life insurance
• Work-life balance (flexibility and hybrid working policy)
• Great offices in the center of Barcelona (close to Sagrada Familia)
• Our team is global, you will work with 40+ different nationalities spread across 5 continents
• 25 days of holidays + 2 Thunes Out Days + 2 Community days

Thunes is the Smart Superhighway to move money around the world. Thunes' proprietary Direct Global Network allows Members to make payments in real-time in over 130 countries and more than 80 currencies. Thunes' network connects directly to over 7 billion mobile wallets and bank accounts worldwide, as well as 15 billion cards via more than 320 different payment methods, such as GCash, M-Pesa, Airtel, MTN, Orange, JazzCash, Easypaisa, AliPay, WeChat Pay and many more. Thunes' Direct Global Network differentiates itself through its worldwide reach, in-house SmartX Treasury System and Fortress Compliance Platform, ensuring Members of the network receive unrivaled speed, control, visibility, protection and cost efficiencies when making real-time payments, globally. Members of Thunes' Direct Global Network include gig economy giants like Uber and Deliveroo, super-apps like Grab and WeChat, MTOs, fintechs, PSPs and banks. Headquartered in Singapore, Thunes has offices in 14 locations, including Abidjan, Barcelona, Beijing, Dubai, Hong Kong, Johannesburg, London, Manila, Nairobi, Paris, Riyadh, San Francisco and Shanghai. For more information, visit: https://www.thunes.com/ About Member Implementation team As part of the Member Implementation team, this role will bring you great opportunities to work on various projects, collaborating with a diverse range of partners and teams. The Member Implementation team is responsible for supporting the integration of customers to the Thunes Cross-Border Payment platform. Processing millions of transactions per month and interconnecting hundreds of partners from all around the world, Thunes is continuously growing its coverage and footprint in the industry. A career with Thunes provides invaluable experience in an exciting and rapidly expanding market and an opportunity to be part of a truly global company with various offices worldwide and a workforce that includes dozens of different nationalities.