Backend Developer jobs in London hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $190,840/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.
pearson.com • HQ: London, United Kingdom • E-learning • EdTech Platforms • Publishing • 1001-5000 employees • Est. 1844 • Trust B • Hiring 137, 21 new
HQ: London, United Kingdom • E-learning • EdTech Platforms • Publishing • 1001-5000 employees • Est. 1844 • Trust B • Hiring 137, 21 new
Pearson is a London-based learning company that publishes educational courseware, runs assessments and qualifications, and provides digital learning, English-language and workforce skills services. Founded in 1844 and listed in London and New York, it employs more than 20,000 people, and its UK Assessment and Qualifications arm delivers nearly four million exam results a year, including GCSE, A-Level and BTEC. It hires for software and data engineering, product management, channel sales, partnership management, payroll, HR operations and tutoring roles across India, the UK, the US, Poland, Spain, Israel and the Philippines.
gmassconsulting.com • HQ: London, United Kingdom • Management Consulting • Recruiting & Staffing • 1001-5000 employees • Est. 2023 • Trust A • Hiring 97, 5 new
HQ: London, United Kingdom • Management Consulting • Recruiting & Staffing • 1001-5000 employees • Est. 2023 • Trust A • Hiring 97, 5 new
Founded in 2023 as part of the Goodman Masson group, G MASS Consulting is a specialist resource augmentation and consulting firm headquartered in London, United Kingdom. The company specializes in delivering targeted technical expertise and skills-mapping solutions for the financial services industry. Utilizing its proprietary Talent Analytics Engine, G MASS provides specialized services spanning operational resilience, regulatory compliance remediation, digital asset product launches, cross-border expansion support, and enterprise change and transformation management.
helmguard.ai • HQ: London, United Kingdom • AI Governance & Compliance • Security Compliance • 11-50 employees • Startup • Trust B • Hiring 4
HQ: London, United Kingdom • AI Governance & Compliance • Security Compliance • 11-50 employees • Startup • Trust B • Hiring 4
Agentic Security & Compliance Platform. Save hours on compliance work with AI. Our AI agents monitor controls, manage third parties, govern other agents, and deliver reports, while your team reviews and signs off.
The Challenge. Our customers face more threats, more actors, more data, more speed, and more security risks. They are overloaded. Unable to make effective decisions fast enough in a world of machine speed intelligence.
diligentcorporation.com • HQ: New York, United States • RegTech, AML & Compliance • Security Compliance • 501-1000 employees • Est. 2001 • Trust B • Hiring 31
HQ: New York, United States • RegTech, AML & Compliance • Security Compliance • 501-1000 employees • Est. 2001 • Trust B • Hiring 31
Diligent is a governance, risk and compliance software company headquartered in New York, whose Diligent One Platform gives boards, executives and GRC practitioners a consolidated view of risk, audit, compliance and board governance. The company reports more than 1 million users and 700,000 board members, owns brands such as 3rdRisk, and runs office hubs in Washington, Vancouver, London, Galway, Budapest, Munich, Bengaluru, Singapore and Sydney. It hires software engineers across Node.js, TypeScript, React, .NET, Ruby on Rails, C++ and Python, engineering managers, product managers, risk and audit advisory consultants and solution sales directors.
headlandstech.com • HQ: New York, United States • Online Brokerage & Trading Platforms • Hedge Funds & Alternative Investments • 51-200 employees • Est. 2015 • Trust B • Hiring 7
HQ: New York, United States • Online Brokerage & Trading Platforms • Hedge Funds & Alternative Investments • 51-200 employees • Est. 2015 • Trust B • Hiring 7
Headlands Technologies is a New York quantitative trading firm founded in 2015 that builds its own low-latency systems. Its engineers and researchers develop the pricing models and execution infrastructure used to make markets across asset classes. The company operates trading technology offices in several financial centres.
pdtpartners.com • HQ: New York, United States • Hedge Funds & Alternative Investments • Est. 2013 • Trust C • Hiring 10
HQ: New York, United States • Hedge Funds & Alternative Investments • Est. 2013 • Trust C • Hiring 10
PDT Partners is a quantitative asset management firm and hedge fund that applies scientific, data-driven methods to find inefficiencies in financial markets. It runs systematic trading strategies across global markets for institutional investors, built on research in statistics, machine learning, and computing. The firm originated as the Process Driven Trading group at Morgan Stanley led by Peter Muller, became independent in the early 2010s, and is based in New York City.
gsacapital.com • HQ: London, United Kingdom • Hedge Funds & Alternative Investments • 201-500 employees • Est. 2005 • Trust A • Hiring 9
HQ: London, United Kingdom • Hedge Funds & Alternative Investments • 201-500 employees • Est. 2005 • Trust A • Hiring 9
GSA Capital Partners is a quantitative hedge fund and systematic trading firm. It runs market-neutral and other systematic strategies in global equities, futures and other liquid markets, relying on statistical research, technology and automated execution. GSA was founded in 2005 by a team of quantitative traders from Deutsche Bank and is headquartered in London, with an additional office in New York.
duffel.com • HQ: London, United Kingdom • Travel Technology • 51-200 employees • Startup • Trust B • Hiring 8
HQ: London, United Kingdom • Travel Technology • 51-200 employees • Startup • Trust B • Hiring 8
Any business – from travel startups to financial enterprises - can build with Duffel to search and book flights, stays, add ancillaries, charge customers, manage orders and more.
sequencehq.com • HQ: London, United Kingdom • Startup • Trust B • Hiring 8
HQ: London, United Kingdom • Startup • Trust B • Hiring 8
Sequence automates billing for every custom contract. Get a complete platform for Finance teams to unlock error-free revenue collection at scale. For software companies with custom contracts and hybrid pricing.
zalos.ai • HQ: San Francisco, United States • Accounting & Tax Software • AI Agents • 11-50 employees • Startup • Hiring 1
HQ: San Francisco, United States • Accounting & Tax Software • AI Agents • 11-50 employees • Startup • Hiring 1
Zalos is a software company that builds AI workforces to run finance workflows across fragmented systems. Its computer agents log into a customer's ERP, map the processes, automate them and improve over time, and the company hires founding full stack engineers. The company is headquartered in San Francisco, United States.
beyondsports.nl • London • Budapest • Alkmaar • Melbourne • Sports Analytics • Fan Engagement • 51-200 employees • Trust B • Hiring 27
London • Budapest • Alkmaar • Melbourne • Sports Analytics • Fan Engagement • 51-200 employees • Trust B • Hiring 27
Beyond Sports is a data visualization company operating at the intersection of sports, technology, and immersive storytelling. The company helps sports rightsholders create innovative experiences that resonate with the next generation of sports fans through the power of data.
seamflow.com • HQ: London, United Kingdom • Manufacturing & Industrial Software • Testing, Inspection & Certification • 1-10 employees • Est. 2025 • Startup • Trust B • Hiring 7
HQ: London, United Kingdom • Manufacturing & Industrial Software • Testing, Inspection & Certification • 1-10 employees • Est. 2025 • Startup • Trust B • Hiring 7
Seamflow is the AI-native operating system for testing, inspection, and certification (TIC) organizations. Automate MDR technical file reviews, notified body workflows, and certification processes — turning months into hours.
transitionzero.org • HQ: London, United Kingdom • Nonprofits & Foundations • Energy Management • Est. 2020 • Hiring 3, 1 new
HQ: London, United Kingdom • Nonprofits & Foundations • Energy Management • Est. 2020 • Hiring 3, 1 new
TransitionZero is a non-profit climate analytics organisation that builds data and modelling tools for the energy transition. Its Scenario Builder is an in-browser platform for electricity grid capacity expansion and dispatch modelling with a no-code interface. The organisation is headquartered in London, United Kingdom.
capitalontap.com • HQ: London, United Kingdom • Procurement & Spend Management • Business & SME Lending • Cards & Card Issuing • 1001-5000 employees • Est. 2012 • Trust A • Hiring 33, 5 new
HQ: London, United Kingdom • Procurement & Spend Management • Business & SME Lending • Cards & Card Issuing • 1001-5000 employees • Est. 2012 • Trust A • Hiring 33, 5 new
Capital on Tap is a financial technology company headquartered in London, United Kingdom, and was founded in 2012. The company provides business credit cards and spend management platforms specifically designed for small and medium-sized enterprises, offering features such as uncapped cashback, high-yield savings accounts, and integration with accounting software. It operates primarily in the United Kingdom and the United States, serving over 350,000 business customers and processing more than 40 billion pounds in transactions to date.
≈ $55k – $127k per year (Estimated) • Junior • 2+ years exp • In office (London, United Kingdom, New York, United States) • Bachelor's Degree • Full-Time • Junior
man.com • HQ: London, United Kingdom • Asset Management & Funds • Hedge Funds & Alternative Investments • 501-1000 employees • Est. 1783 • Trust B • Hiring 60, 10 new
HQ: London, United Kingdom • Asset Management & Funds • Hedge Funds & Alternative Investments • 501-1000 employees • Est. 1783 • Trust B • Hiring 60, 10 new
Man Group is a global alternative investment management firm headquartered in London that runs systematic, discretionary and multi-manager strategies for pension funds, sovereign wealth funds and other institutional clients. The firm traces its origins to a sugar brokerage founded in 1783, is listed on the London Stock Exchange and operates investment engines including Man AHL, Man Numeric and Man GLG, with offices in New York, Boston, Hong Kong, Tokyo and several European cities. Hiring spans quantitative researchers, software and data engineers, portfolio and risk specialists, institutional sales staff and corporate functions.
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