Stevens joins Tandem from Small World Financial Services, where he served as CTO, leading global engineering, cybersecurity and technology teams. Prior to that, he was CTO at Bó, NatWest’s digital challenger, where he took its mobile banking proposition from concept to a live current account serving 10,000 users. He also spent nearly a decade at BT, rising to CIO for BT Consumer and shaping technology strategy across broadband, mobile, TV, digital services and cyber-security.In his new role, Stevens will steer Tandem’s ongoing digital transformation: simplifying the bank’s propositions, boosting app performance and capability, and accelerating its use of AI. Neil Chandler, CEO of Tandem Bank, comments: “Russell brings the energy, ambition and technological firepower we want at Tandem. He’s an expert at turning complex, cutting-edge tech into intuitive experiences for customers - across both challenger brands and big businesses.".” "Russell will now lead Tandem’s technology, engineering and digital transformation roadmap as we continue to strengthen our position as a challenger bank committed to delivering meaningful value for customers in 2026 and beyond."