Jobs for javascript software engineer at London

Who are we? Cohere is the leading security‑first enterprise AI company. We build cutting‑edge foundation AI models and end‑to‑end products that are designed to solve real‑world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work is instrumental to the widespread...

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.As we build Affirm's advertising platform and evolve Marketplace into a best in class shopping destination, the ability to route and discover is one of the greatest levers for consumer...

Become a key player at Magnet Forensics as a Software Development Engineer in Test. Utilize your skills in test design and automation in this hands-on role focused on quality assurance. Magnet Forensics seeks a Software Development Engineer in Test to enhance software quality through robust test strategies and collaboration. With 3+ years of experience in...

Company OverviewAthennian increases trust in business. Our products help legal, finance, and tax teams be transaction and audit-ready by organizing business entity and corporate structure information. Over 370,000 business entities in almost every country are managed on Athennian to automate workflows for ownership, company secretarial, governance, tax, and...

A career that’s the whole package!At Conga, we’ve built a community where our colleagues can thrive. Here you’ll find opportunities to innovate and support growth through individual and team development, all within an environment where every voice is heard.Conga lines up commercial operations so companies run as connected, smarter businesses. By...

Senior Software Engineer Posted on August 06, 2026 by Employer details Compunnel Software Group, Inc. Location: 341 Talbot Street London, ON N6A 2R5 Work location: On site Salary: $64.48 HOUR hourly / 40 hours per week Terms of employment: Term or contract Full time Day Starts as soon as possible Benefits: Health benefits, Financial benefits ...

Join RideCo's pioneering team as a Full Stack Software Engineer. Engage in transforming the transportation technology landscape with innovative solutions in a collaborative setting. In this role, you will work closely with cross-functional teams to shape the design and functionality of our on-demand transit platform. Your expertise in backend and frontend...

Take your software development career to the next level with Google as a Senior Software Engineer. In this hybrid role, you'll bridge the gap between back-end infrastructure and client-side technologies. As a Senior Software Engineer at Google, you will leverage your extensive experience in software development and system architecture. This exciting...

Transform health management with Manuvie as a Mobile Software Engineer specializing in iOS solutions. This hybrid role focuses on intuitive application development for user-friendly benefits management. Manuvie seeks an experienced Mobile Software Engineer to enhance its iOS applications. You will leverage your expertise in SwiftUI and backend service...

Join Sony Interactive Entertainment as a Senior Software Engineer specializing in React Native. This hybrid role will empower you to create outstanding mobile experiences for gamers worldwide. As a Senior Software Engineer, you'll leverage your skills in React Native and high-performance frontend development to help shape innovative mobile and web...

StackAdapt is a self-serve advertising platform that specializes in multi-channel solutions including native, display, video, connected TV, audio, in-game, and digital out-of-home ads. We empower hundreds of digitally-focused companies to deliver outcomes and exceptional campaign performance everyday. StackAdapt was founded with a vision to be more than an...

As Marqeta's Senior Manager, Software Engineering, you will lead and evolve our Credit onboarding team. This is a critical leadership role responsible for scaling the next generation of innovative credit onboarding platforms that power modern fintech experiences.You will lead the Credit onboarding engineering team responsible for building, operating, and...

Make an impact at Google as a Software Engineer specializing in GKE workload autoscaling. This role is based in Waterloo, ON, emphasizing Go programming and Kubernetes expertise. As a key team member, you will develop groundbreaking technologies that enhance Google’s cloud infrastructure. Ideal candidates will have at least two years of software...

Blackbird Interactive is a creative-fueled, future-driven, independent game studio where the best talent in the industry can find long-term careers to help grow their abilities while working on a wide range of projects, which encompass world-class IPs as well as our own creations across multiple genres.Our studio operates as a remote-first workplace,...

The Software Technologies team provides solutions to meet grid security needs with a comprehensive suite of power system analysis tools, with capabilities for both off-line and on-line analysis. The Department’s flagship product, DSATools™, developed exclusively by Powertech, incorporates leading-edge technologies for the modeling and analysis of power...

Narvar is Growing! We are looking for a Staff Software Engineer to build new product features that delight our customers. You will play a key role in guiding the future of our web application at Narvar by partnering with a cross-functional team including Engineers, Designers, Product Managers, and engineering leadership. You will lead process improvements...

Who We AreToast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. Are you bready* for a change?Toast is looking for a Senior Software engineer to join our enterprise quick service restaurant team. You will get to work across the...

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.Engineering owns cost visibility and optimization across Affirm's cloud and AI infrastructure. We're the team that tells the business what it's spending, why it's changing, and what to do...

Why Mozilla?Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser, and Pocket, a service for keeping up with the best content online. Now, with more than 225 million people around the world using our products...

At Warner Music Group, we’re a global collective of music makers and music lovers, tech innovators and inspired entrepreneurs, game-changing creatives and passionate team members. Here, we turn dreams into stardom and audiences into fans. We are guided by three core values that underpin everything we do across all our diverse businesses:  • Curiosity:...