Jobs for senior software engineer- java at London

Provn are partnered with a global financial-markets firm serving institutional clients looking to hire a Senior Rust Software Engineer to join their Core Trading Engineering team.This is an opportunity to build low-latency, high-performance trading systems using Rust in one of the most technically challenging engineering environments. You'll work alongside...

Salary: £56,000 - 96,000 per year Requirements 5+ years of software engineering experience BS in Engineering, Computer Science, or equivalent experience required Strong production-grade React experience delivering at scale Hands-on experience with at least two of Dash, Domo, Snowflake UI tooling, or comparable data visualisation platforms Experience...

Up to £100,000 depending on experienceSalary based on London. Hybrid, with flexible hours.Fanvue is one of the fastest-growing creator monetisation platforms globally. We're an AI-powered, creator-first platform helping creators connect, engage, and earn directly from their audiences at scale. Following our recent Series A, Fanvue has surpassed $200m+ in...

About UsLegora is redefining how legal work gets done. Not built for lawyers, built with them. We work alongside the world’s best legal teams, who expect excellence, precision, and speed, and we hold ourselves to the same bar.Our AI-native workspace lets legal professionals move faster, think more clearly, and operate with sharper precision. By analysing...

Reddit is a community of communities. It’s built on shared interests, passion, and trust and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 97M+ daily active unique visitors, Reddit is one of the...

About the Company Capital on Tap is a financial platform that offers a best‑in‑class business credit card, spend management platform, savings product, and other tools to help small businesses. The company has 1,000+ employees and handles £20bn in annual card spend. Role Overview We are looking for Senior Full‑Stack Engineers to build credit card and...

At Ravical, we’re on a bold mission to transform how SME advisory services are delivered and scaled by leveraging AI-first, agentic products. By combining cutting-edge AI technologies with a commitment to simplicity and innovation, we are building a frictionless product that empowers our European customers to deliver reliable and proactive advice. Located...

Valarian Technologies is a dual-use technology company building critical tools to safeguard the future in an era of evolving global security challenges. We're rethinking security beyond traditional military domains, addressing asymmetric threats that impact our technological advantage, economic strength, and democratic institutions. We build Acra – the...

About the RoleSenior Software Engineer — AI & Multimodal Data PlatformsWe are seeking an experienced Senior Software Engineer to help design and build next-generation AI systems used in Defence, Security, and Resilience environments. You will work on a cutting-edge multimodal data fusion platform that transforms large-scale information streams into...

About FreetradeFreetrade’s mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings.We’re changing that.We’re building our team and looking for people who are excited to reshape how our customers invest and grow their wealth. If you’re...

Senior Software EngineerLocation: London, UK (Canary Wharf) Duration: Sep 2026 – June 2027 On-site Expectation: Up to 5 days per week in officeBrief about the Team & Fractal: Fractal Analytics is Leading Fortune 500 companies leverage Big Data, analytics, and technology to drive smarter, faster and more accurate decisions in every aspect of their business....

We’re building the next generation of travel and expense (T&E) technology using AI and large language models. Our mobile platform blends cutting-edge AI with strong product and UX so travelers get an intelligent companion, not just another booking app. The app should understand needs, anticipate requests, and deliver personalized help through...

About Fractile Fractile was founded in 2022 on the bet that, eventually, the world’s most capable AI systems would be limited in their impact by the time taken to produce useful outputs. We bet everything on the logical conclusion: that the only way to truly unlock this latent value, to make speed viable at scale, was to radically re-invent the hardware...

Role Overview:We are looking for a strong backend Software Engineer to join the Spacetime team and help build the next generation of our platform: orchestration of 5G Non-Terrestrial Networks (NTN) and Direct-to-Cell services, and coordination between satellite operators and terrestrial mobile networks through 3GPP- and O-RAN-aligned interfaces.Spacetime...

In order to be considered for this role, after clicking "Apply Now" above and being redirected, you must fully complete the application process on the follow-up screen.Senior C++ Software EngineerHi, I’m Steve Hardingson, Head of the “Video and Cloud” Value Stream at Hawk-Eye Innovations. Are you interested in working with the latest technologies in a...

About usEncord is the universal data layer for AI that helps 300+ AI teams train and run models on the right data. Our platform indexes, curates, annotates, and evaluates data across the full AI lifecycle, from development through production. Trusted by Woven by Toyota, AXA, UiPath, Zipline, and more.We're an ambitious team of 100+ working at the frontier of...

DescriptionJoin us to shape the future of trading technology at JPMorganChase. As a leader, you will drive impactful solutions for the Global Commodities Exotics Desk, collaborating with top talent and business partners. You’ll have the opportunity to influence strategy, deliver high-value outcomes, and foster a culture of innovation and excellence. Your...

Up to £100,000 depending on experience📍 Salary based on London. Hybrid, with flexible hours.Fanvue is one of the fastest-growing creator monetisation platforms globally. We're an AI-powered, creator-first platform helping creators connect, engage, and earn directly from their audiences at scale. Following our recent Series A, Fanvue has surpassed $200m+...

Trusted Connectivity for AI-Powered Dominance.Everfox delivers trusted connectivity to protect the world’s most critical environments and safeguard the sensitive data powering decision advantage.Built for mission-critical operations, Everfox protects what matters most by securing how data moves, how users access it, and how threats are neutralized across...

Do you want to help define the future of finance? Are you a strong software engineer who is passionate about data, distributed systems, and delivering impact at scale? Are you looking for a values-driven company that invests in its people and gives you the autonomy to shape critical systems, while staying close to the code? We're looking for a Senior...