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? Senior Software Engineer – React Native / AWS | Climate Tech

£100,000–£120,000 + equity | London | Hybrid (3 days in office)


I’m hiring for a really exciting tech-for-good company that’s using data and behavioural science to help people and businesses measure, reduce and offset their carbon footprint. They’re building products that make sustainable living easier and genuinely impactful.


They’re looking for a Senior Software Engineer with strong experience across React Native, React, JavaScript (or TypeScript) and AWS, who wants to use their skills to make a difference.


The role


You’ll be working on both the mobile and web platforms, building new features, shaping technical direction and helping to scale their products as they grow. It’s a hands-on role where you’ll have plenty of ownership and influence, from architecture decisions to mentoring others in the team.


You’ll be joining a small, collaborative team where ideas move quickly and everyone’s input matters.


What they’re looking for


Degree in Computer Science or a STEM field


Strong experience with React, React Native and AWS


Someone who enjoys working closely with product, design and data teams


A genuine passion for climate tech, sustainability or the wider tech-for-good space


The details


£100,000–£120,000 + equity


Hybrid role, 3 days a week in their London office


Purpose-driven culture with a focus on collaboration and innovation


Flexible working, personal development budget and volunteer days for climate initiatives


If you’re an experienced engineer who wants to use your skills to build something that actually matters, this could be a great fit.