Principal Software Engineer Jobs in London

This is a job that Jill is helping to recruit for on behalf of one of our customers. To apply speak to Jack.Title: Founding Software Engineer (100k-140k Equity) at Well-funded AI voice agent startupJob Title:Founding Software EngineerSalary:100k-140k EquityCompany Description:Well-funded AI voice...

This is a job that Jill is helping to recruit for on behalf of one of our customers. To apply speak to Jack.Title: Intermediate Software Engineer (Up to 75k Equity) at Fast-growing PropTech SaaS platformSalary: Up to 75k EquityCompany Description: Fast-growing PropTech SaaS platformJob Description...

This is a job that Jill is helping to recruit for on behalf of one of our customers. To apply speak to Jack.Title: Founders Associate Software Engineer (Internship) (Up to 20/hour) at Fast-growing social tech platformJob Title:Founders Associate Software Engineer (Internship)Salary:Up to 20/hourCo...

Wise is growing fast in volume revenue gross margin and customer products. Our customers already trust us with 19 Billion of their funds across 11 licensed entities across the globe. The Safeguarding team is mission-critical and we ensure we put the safety of customer funds at the heart of what we d...

About ClickHouseRecognized on the 2025 Forbes Cloud 100 list ClickHouse is one of the most innovative and fast-growing private cloud companies. With over 2000 customers and ARR that has more than quadrupled over the past year ClickHouse leads the market in real-time analytics data warehousing observ...

White Collar Factory (95009) United Kingdom London LondonLead Talent Acquisition Partner - Software EngineeringAbout this roleAre you a highly strategic Lead Software Engineering recruiter ready to directly influence the growth of a leading financial technology organizationThis is a high-impact full...

DescriptionJoin us to shape the future of machine learning at J.P. Morgan where your expertise in AWS and Python will help deliver impactful solutions. Youll collaborate with talented Data Scientists and technology teams working on projects that push the boundaries of whats possible. We value your c...

We are looking for a talented Software Engineer to join our Marketing Platform team in the London office.The Marketing Platform team is the tech team behind Marketing strategy at Wise. Team vision - Marketing invests its budget to maximise ROI with absolute confidence to use our data to underpin inv...

We are looking for a Backend Engineer who will help us build our products - best-in-class cloud-based Point-of-Sale (POS) for hotels and restaurants used by more than a thousand properties around the globe.We love technology and we leverage it to drive changes in the hospitality sector. Immense know...

The team youll be joining the Payment Integrations Platform here our goal is to provide a reliable and scalable platform integrating payment schemes of the world into Wise. The platform is used by all the regional engineers and supports 100 integrations currently including a number of direct payment...

Location of Job: Remote- UKAs Principal Software Architect at Wiser Solutions you will serve as a senior technology leader who connects strategic vision with hands-on execution. This role is ideal for an architect who thrives in guiding large-scale platform evolution mentoring technical teams and so...

About the Role Mercor is seeking software engineers to support one of the worlds leading AI labs in advancing code understanding and reasoning capabilities for next-generation machine learning models. In this role youll engage in real-world engineering work: analyzing large production-grade reposito...

Mercor is seeking software engineers to support one of the worlds leading AI labs in building robust high-performance systems that serve the needs of next-generation machine learning applications. This role involves real-world engineering workincluding environment configuration database design and t...

Mercor is hiring experienced Top-Tiered Senior Software Engineering professionals to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work on code validation prompt refinement algorithmic evaluation and model benchmarking...

Job DescriptionAbout the role:At Wise we believe exceptional products are built by exceptional people not just processes or leadership. Were a customer-obsessed company where every line of code every design decision and every optimisation directly serves one purpose: to make our customers lives bett...

Life at UiPathThe people at UiPath believe in the transformative power of automation to change how the world works. Were committed to creating category-leading enterprise software that unleashes that power.To make that happen we need people who are curious self-propelled generous and genuine. People...

(Office/Flex/Remote)About the Messaging Platform GroupHubSpots Messaging Platform Group develops the core infrastructure that supports communication across all HubSpot products. Every messagewhether from a marketing campaign a personalized sales email a service alert or an automated workflowgoes thr...

THE ROLE As a Senior Go Engineer on the Platform Security & Secrets Team youll design and build the services that underpin authentication authorisation and secret management across Form3s platform. Performance security and reliability are at the heart of everything we do. Youll take ownership of cri...

The Company Youll JoinCarta connects founders investors and limited partners through world-class software purpose-built for everyone in venture capital private equity and private credit. Trusted by 65000 companies in 160 countries Cartas platform of software and services lays the groundwork so you c...

(Office/Flex/Remote)About the Messaging Platform GroupHubSpots Messaging Platform Group develops the core infrastructure that supports communication across all HubSpot products. Every messagewhether from a marketing campaign a personalized sales email a service alert or an automated workflowgoes thr...