<h2>Who we are, what we do</h2>Sensat is a geospatial AI business that powers advanced and highly functional digital twins for the world's most critical infrastructure projects. We partner with the world's largest construction, engineering and critical infrastructure companies, including National Grid, Network Rail, Heathrow and Severn Trent Water. We enable our customers to fight the costly and high-risk "Status Quo" of siloed data, people and processes. Our AI-powered digital twins help teams digitally visualise, plan and manage projects, providing Project Confidence Through Clarity.We are a high trust, high impact team, who offer purpose driven work. We operate with autonomy and flexibility in an agile, flat structure. We look for highly talented, adaptable and curious individuals who love solving meaningful problems and who share our resilient team spirit when facing challenges!We more than doubled our ARR in 2025, with a strong pipeline that positions us for another year of 100%+ ARR growth this year.. Backed by over £25 million in funding from blue-chip investors like National Grid Partners and with imminent US market entry representing a significant value inflection point, this is an exciting time to join the Sensat team!<h2>The role - why it exists &amp; why it’s interesting</h2>Data is at the core of our digital twin platform, bringing together vast, messy, multi-format project information and turning it into something that makes immediate sense. You’ll be part of a team of innovators helping organisations see risks earlier, coordinate better, and make decisions with confidence.We’re looking for someone to bridge the gap between our massive geospatial datasets and a seamless user experience.This is a high-trust, high-impact role. Sensat engineers solve problems rather than solely implement solutions. You’ll define the direction of our knowledge model, contribute across the platform to ensure our customers have a well rounded experience, and help the team continuously raise the bar.If you’re after autonomy, developing novel solutions, and delivering real-world value, you’ll thrive here.<h3>What you’ll do</h3><ul style=""><li>Build responsive, accessible user interfaces that make complex geospatial and 2D/3D/4D spatial data intuitive to interact with.</li><li>Collaborate with Product and Design to refine ideas and turn them into scalable, performant, and maintainable software solutions.</li><li>Design and implement APIs to process and serve data, using Protocol Buffers and gRPC for service contracts.</li><li>Work with relational databases (e.g. PostgreSQL) to design schemas, write efficient queries, and ensure data integrity.</li><li>Contribute to and improve the standards for software engineering, such as code quality, automated testing, documentation / knowledge sharing, and broader team processes.</li><li>Contribute to maintaining the reliability of Sensat’s enterprise platform.</li></ul><h3>What you'll bring</h3><ul style=""><li>You'll have solid experience building full-stack web applications, with hands-on work across frontend, API, and database layers.</li><li>Strong experience in a modern frontend framework (e.g. Angular 17+, React, or Vue) for building complex, data-rich applications.</li><li>Good experience with backend languages for building scalable production systems. We use Go in our stack but experience in any language is welcome.</li><li>You’ll have significant experience with data-oriented web applications.</li><li>Understanding of data modelling in a production context.</li><li>You demonstrate a strong attention to detail and a commitment to clean code, balancing technical excellence with the practical outcomes required.</li><li>You are an independent problem-solver who takes initiative on features, collaborates openly, and pitches in wherever the team needs support.</li><li>You actively share your knowledge with the team, help onboard new members, and consistently look for ways to improve our day-to-day development workflow.</li><li>2-4+ years commercial development experience, demonstrating your ability to build, test, and ship reliable code.</li></ul><h3>Bonus Points For</h3><ul style=""><li>Hands on experience with gRPC and Protocol Buffers for API design and defining service contracts.</li><li>Side-projects or participation in open source projects in a related field.</li><li>Prior work in geospatial, web mapping or construction industries.</li></ul><h2>What we’ll bring:</h2><ul style=""><li>📈 When Sensat succeeds, so will you, with significant equity share options</li><li>🌴 Take a break using your 30 days of annual leave (in addition to bank holidays)</li><li>🌍 A flexible working environment</li><li>🎓 Continue learning every day through your £500 personal development fund</li><li>🥳 Regular social events! We’ve been to the theatre, racing around the tracks go-karting, had movie nights, watched the London Symphony Orchestra, line dancing lessons and murder mystery...</li><li>❤️ We’ve got your back, be it immediate access to mental health support through <a href="https://remote.spill.chat/ippc?utm_source=google&amp;utm_medium=cpc&amp;utm_campaign=Spill-Startups-UK-Brand-EX&amp;utm_term=spill-mental-health&amp;utm_content=spill&amp;utm_feeditemid=&amp;utm_device=c&amp;utm_term=spill%20mental%20health&amp;utm_source=adwords&amp;utm_medium=ppc&amp;utm_campaign=spill-startups-brand-uk-exact&amp;hsa_cam=14797862766&amp;hsa_grp=133268175803&amp;hsa_mt=e&amp;hsa_src=g&amp;hsa_ad=583475148691&amp;hsa_acc=5689457752&amp;hsa_net=adwords&amp;hsa_kw=spill%20mental%20health&amp;hsa_tgt=kwd-1299574326422&amp;hsa_ver=3&amp;gclid=CjwKCAjwrqqSBhBbEiwAlQeqGgX_mrkZ0O2K4cvpjPhCJSrgHK1MSdVBmtU1uWU_dKOuZb0AIOni8hoCJBMQAvD_BwE">Spill</a> or enhanced <a href="https://www.notion.so/Family-Leave-dcab6ffb77eb449c8df3c20ec3b9886a?pvs=21">Family Leave</a> for those welcoming a new arrival, we support you throughout your journey here.</li><li>🩺 We care about our people and want to make essential healthcare accessible and affordable. That’s why we have an Opt-in Corporate health and wellbeing cash plan (offering up to £1700 in cash back annually) provided through BHSF.</li><li>💻 We want to enable you to do your best work without having to think about whether your tech will work, so we'll set you up with a MacBook, mouse &amp; keyboard and £250 towards setting up your WFH environment.</li><li>💸 Pension: with Penfold. Employer contribution of 3%, employee contribution set at 5% but can be increased (relief at source or salary sacrifice).</li><li>🏋️ Access to the benefits of our Fora office membership, including access to their gyms and fitness classes, events and dog friendly office 🐶</li><li>Other benefits including cycle to work scheme, season ticket loans, eye-care vouchers, payroll giving</li></ul>At this time, we are only able to accept applications from those who have a right to work in the United Kingdom and who do not require sponsorship as we cannot provide this at this time. Our office is in Old Street, London.Equality, Diversity and Inclusion We are an equal opportunities employer and are committed to creating a diverse and inclusive workplace. We welcome applications from all individuals regardless of age, disability, gender, marriage or civil partnership status, pregnancy or maternity, race, religion or belief, sex or sexual orientation. All employment decisions are made on the basis of qualifications, merit, and business need, and our recruitment processes are conducted in accordance with the Equality Act 2010. If you require any adjustments during the recruitment process, please let us know.

Sensat is an infrastructure software that visualises project files in the context of the real world. It helps teams to spot constraints and find the preferred option from their desktop.

Full Stack Software Engineer - Mid-Level

<h2>Who we are, what we do</h2>Sensat is a geospatial AI business that powers advanced and highly functional digital twins for the world's most critical infrastructure projects. We partner with the world's largest construction, engineering and critical infrastructure companies, including National Grid, Network Rail, Heathrow and Severn Trent Water. We enable our customers to fight the costly and high-risk "Status Quo" of siloed data, people and processes. Our AI-powered digital twins help teams digitally visualise, plan and manage projects, providing Project Confidence Through Clarity.We are a high trust, high impact team, who offer purpose driven work. We operate with autonomy and flexibility in an agile, flat structure. We look for highly talented, adaptable and curious individuals who love solving meaningful problems and who share our resilient team spirit when facing challenges!We more than doubled our ARR in 2025, with a strong pipeline that positions us for another year of 100%+ ARR growth this year.. Backed by over £25 million in funding from blue-chip investors like National Grid Partners and with imminent US market entry representing a significant value inflection point, this is an exciting time to join the Sensat team!<h2>The role - why it exists &amp; why it’s interesting</h2>Data is at the core of our digital twin platform, bringing together vast, messy, multi-format project information and turning it into something that makes immediate sense. You’ll be part of a team of innovators helping organisations see risks earlier, coordinate better, and make decisions with confidence.We’re looking for someone to bridge the gap between our massive geospatial datasets and a seamless user experience.This is a high-trust, high-impact role. Sensat engineers solve problems rather than solely implement solutions. You’ll define the direction of our knowledge model, contribute across the platform to ensure our customers have a well rounded experience, and help the team continuously raise the bar.If you’re after autonomy, developing novel solutions, and delivering real-world value, you’ll thrive here.<h3>What you’ll do</h3><ul><li>Build responsive, accessible user interfaces that make complex geospatial and 2D/3D/4D spatial data intuitive to interact with.</li><li>Collaborate with Product and Design to refine ideas and turn them into scalable, performant, and maintainable software solutions.</li><li>Design and implement APIs to process and serve data, using Protocol Buffers and gRPC for service contracts.</li><li>Work with relational databases (e.g. PostgreSQL) to design schemas, write efficient queries, and ensure data integrity.</li><li>Contribute to and improve the standards for software engineering, such as code quality, automated testing, documentation / knowledge sharing, and broader team processes.</li><li>Contribute to maintaining the reliability of Sensat’s enterprise platform.</li></ul><h3>What you'll bring</h3><ul><li>You'll have solid experience building full-stack web applications, with hands-on work across frontend, API, and database layers.</li><li>Strong experience in a modern frontend framework (e.g. Angular 17+, React, or Vue) for building complex, data-rich applications.</li><li>Good experience with backend languages for building scalable production systems. We use Go in our stack but experience in any language is welcome.</li><li>You’ll have significant experience with data-oriented web applications.</li><li>Understanding of data modelling in a production context.</li><li>You demonstrate a strong attention to detail and a commitment to clean code, balancing technical excellence with the practical outcomes required.</li><li>You are an independent problem-solver who takes initiative on features, collaborates openly, and pitches in wherever the team needs support.</li><li>You actively share your knowledge with the team, help onboard new members, and consistently look for ways to improve our day-to-day development workflow.</li><li>2-4+ years commercial development experience, demonstrating your ability to build, test, and ship reliable code.</li></ul><h3>Bonus Points For</h3><ul><li>Hands on experience with gRPC and Protocol Buffers for API design and defining service contracts.</li><li>Side-projects or participation in open source projects in a related field.</li><li>Prior work in geospatial, web mapping or construction industries.</li></ul><h2>What we’ll bring:</h2><ul><li>📈 When Sensat succeeds, so will you, with significant equity share options</li><li>🌴 Take a break using your 30 days of annual leave (in addition to bank holidays)</li><li>🌍 A flexible working environment</li><li>🎓 Continue learning every day through your £500 personal development fund</li><li>🥳 Regular social events! We’ve been to the theatre, racing around the tracks go-karting, had movie nights, watched the London Symphony Orchestra, line dancing lessons and murder mystery...</li><li>❤️ We’ve got your back, be it immediate access to mental health support through <a href="https://remote.spill.chat/ippc?utm_source=google&amp;utm_medium=cpc&amp;utm_campaign=Spill-Startups-UK-Brand-EX&amp;utm_term=spill-mental-health&amp;utm_content=spill&amp;utm_feeditemid=&amp;utm_device=c&amp;utm_term=spill%20mental%20health&amp;utm_source=adwords&amp;utm_medium=ppc&amp;utm_campaign=spill-startups-brand-uk-exact&amp;hsa_cam=14797862766&amp;hsa_grp=133268175803&amp;hsa_mt=e&amp;hsa_src=g&amp;hsa_ad=583475148691&amp;hsa_acc=5689457752&amp;hsa_net=adwords&amp;hsa_kw=spill%20mental%20health&amp;hsa_tgt=kwd-1299574326422&amp;hsa_ver=3&amp;gclid=CjwKCAjwrqqSBhBbEiwAlQeqGgX_mrkZ0O2K4cvpjPhCJSrgHK1MSdVBmtU1uWU_dKOuZb0AIOni8hoCJBMQAvD_BwE">Spill</a> or enhanced <a href="https://www.notion.so/Family-Leave-dcab6ffb77eb449c8df3c20ec3b9886a?pvs=21">Family Leave</a> for those welcoming a new arrival, we support you throughout your journey here.</li><li>🩺 We care about our people and want to make essential healthcare accessible and affordable. That’s why we have an Opt-in Corporate health and wellbeing cash plan (offering up to £1700 in cash back annually) provided through BHSF.</li><li>💻 We want to enable you to do your best work without having to think about whether your tech will work, so we'll set you up with a MacBook, mouse &amp; keyboard and £250 towards setting up your WFH environment.</li><li>💸 Pension: with Penfold. Employer contribution of 3%, employee contribution set at 5% but can be increased (relief at source or salary sacrifice).</li><li>🏋️ Access to the benefits of our Fora office membership, including access to their gyms and fitness classes, events and dog friendly office 🐶</li><li>Other benefits including cycle to work scheme, season ticket loans, eye-care vouchers, payroll giving</li></ul>At this time, we are only able to accept applications from those who have a right to work in the United Kingdom and who do not require sponsorship as we cannot provide this at this time. Our office is in Old Street, London.Equality, Diversity and Inclusion We are an equal opportunities employer and are committed to creating a diverse and inclusive workplace. We welcome applications from all individuals regardless of age, disability, gender, marriage or civil partnership status, pregnancy or maternity, race, religion or belief, sex or sexual orientation. All employment decisions are made on the basis of qualifications, merit, and business need, and our recruitment processes are conducted in accordance with the Equality Act 2010. If you require any adjustments during the recruitment process, please let us know.

Full Stack Software Engineer - Mid-Level

About the Job

About the Company

Sensat

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