Senior Product Engineer London - Hybrid – 2 days per week £70,000–£80,000 - flex to £90,000 for the right person We’re hiring a Senior Product Engineer to join a small, high-performing UK tech team operating with genuine start-up autonomy inside a mission-driven organisation. This is not a ticket-driven development role. We’re looking for someone who can take ownership of problems, shape solutions, and deliver end-to-end features without hand-holding. The Business A mission-driven organisation delivering large-scale environmental and climate impact projects across multiple regions. Their work combines science, operational expertise, and technology to drive measurable carbon reduction, protect vulnerable ecosystems, and support sustainable economic development within local communities. The Role You’ll take responsibility for a core product domain, working across web, API and mobile applications. You’ll collaborate directly with stakeholders across the business and occasionally customers to deeply understand requirements, then design and build the right solution. You’ll be trusted to: * Identify what needs to be built (not just build what’s spec’d) * Design and ship end-to-end features * Contribute to system architecture and technical direction * Operate confidently in a fast-paced, ambiguous environment ...