Backend Developer jobs in United Kingdom hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $170,197/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.
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8,895 remote jobs are open to candidates in United Kingdom.Show remote jobs
rockstargames.com · HQ: New York, United States · Game Development · Console Games · PC Games · 501-1000 employees · Est. 1998 · Trust A · Hiring 23
HQ: New York, United States · Game Development · Console Games · PC Games · 501-1000 employees · Est. 1998 · Trust A · Hiring 23
Rockstar Games is a video game publisher and developer headquartered in New York City, known for the Grand Theft Auto and Red Dead Redemption series and their online live service modes. Established in 1998 as a subsidiary of Take-Two Interactive, it runs a network of development studios in the United Kingdom, North America and India, including large studios in Oakville, Ontario and Bangalore. Its engineering hiring covers gameplay, graphics, audio and animation tools programmers, Java and .NET software engineers, web developers and FiveM platform engineers, while its game security team recruits threat intelligence analysts, anti-cheat engineers and operations managers.
aion.io · HQ: San Francisco, United States · AI Consulting & Integration · AI Development Tools · AI Agents · 201-500 employees · Est. 2025 · Trust A · Hiring 10
HQ: San Francisco, United States · AI Consulting & Integration · AI Development Tools · AI Agents · 201-500 employees · Est. 2025 · Trust A · Hiring 10
Aion is an enterprise artificial intelligence company headquartered in San Francisco, California, and founded in 2025 by Jayden Watson and Christian Angermayer. The company offers a platform for building, fine tuning, and deploying AI systems and agents in production, sold together with forward deployed engineers who implement it inside the customer organization. It runs teams across the United States, the United Kingdom, and India, targeting enterprises that want working AI systems rather than pilots.
hudsonrivertrading.com · HQ: New York, United States · Financial Services · Hedge Funds & Alternative Investments · 1001-5000 employees · Est. 2002 · Trust C · Hiring 77, 2 new
HQ: New York, United States · Financial Services · Hedge Funds & Alternative Investments · 1001-5000 employees · Est. 2002 · Trust C · Hiring 77, 2 new
Hudson River Trading is a New York quantitative trading firm that uses automated, research-driven strategies to trade equities, futures, options, currencies and other instruments on markets around the world. Founded in 2002, it builds its own low-latency trading systems, FPGA and ASIC hardware and machine learning models through its HRT AI Labs team, and has offices in cities including London, Chicago, Singapore, Austin, Boulder and Seattle. It hires software, hardware and design verification engineers, AI researchers, data scientists, network architects, electronic trading support engineers, tax, treasury and accounting specialists and interns.
dtcc.com · HQ: New York, United States · Custody & Fund Administration · Stock Exchanges & Market Infrastructure · 1001-5000 employees · Est. 1999 · Trust B · Hiring 354, 37 new
HQ: New York, United States · Custody & Fund Administration · Stock Exchanges & Market Infrastructure · 1001-5000 employees · Est. 1999 · Trust B · Hiring 354, 37 new
Headquartered in New York City, The Depository Trust & Clearing Corporation (DTCC) is a financial market infrastructure enterprise specializing in post-trade clearing, settlement, and asset custody services. Through its primary operating subsidiaries - including the Depository Trust Company (DTC), National Securities Clearing Corporation (NSCC), and Fixed Income Clearing Corporation (FICC) - the organization automates transaction processing, manages central counterparty risk, and maintains asset servicing across global equities, fixed income, and derivatives markets.
harmonic.security · HQ: London, United Kingdom · Information Security · AI Governance & Compliance · Cybersecurity AI · Data Loss Prevention · 51-200 employees · Est. 2023 · Startup · Hiring 11
HQ: London, United Kingdom · Information Security · AI Governance & Compliance · Cybersecurity AI · Data Loss Prevention · 51-200 employees · Est. 2023 · Startup · Hiring 11
Harmonic Security prevents employees from pasting sensitive data into public generative artificial intelligence tools. Founded in 2023 in London, it classifies content with its own models rather than brittle regular expression rules. The product gives security teams visibility into which assistants staff actually use.
hived.space · HQ: London, United Kingdom · Transportation & Logistics · Delivery · 201-500 employees · Est. 2021 · Startup · Trust B · Hiring 18, 1 new
HQ: London, United Kingdom · Transportation & Logistics · Delivery · 201-500 employees · Est. 2021 · Startup · Trust B · Hiring 18, 1 new
Hived is a London logistics company founded in 2021 that runs an all-electric parcel delivery network. It operates its own vehicles and routing software rather than subcontracting to self-employed drivers, which gives it control over service quality and emissions. The company delivers for online retailers across London and the south east.
causaly.com · HQ: London, United Kingdom · Bioinformatics · Drug Discovery AI · Knowledge Graphs · 51-200 employees · Est. 2018 · Startup · Hiring 7, 1 new
HQ: London, United Kingdom · Bioinformatics · Drug Discovery AI · Knowledge Graphs · 51-200 employees · Est. 2018 · Startup · Hiring 7, 1 new
Causaly is the fastest way to find evidence, explore hidden connections and make new predictions in biomedical science. The company provides AI-powered software for reading medical information.
chain.link · HQ: San Francisco, United States · Financial Services · Blockchain & Crypto · Blockchain Infrastructure · 11-50 employees · Est. 2017 · Startup · Trust B · Hiring 13, 1 new
HQ: San Francisco, United States · Financial Services · Blockchain & Crypto · Blockchain Infrastructure · 11-50 employees · Est. 2017 · Startup · Trust B · Hiring 13, 1 new
Chainlink is a decentralised oracle network launched in 2017 that delivers external data and off-chain computation to smart contracts. Its price feeds underpin a large share of decentralised lending and derivatives markets, and it also provides cross-chain messaging and proof-of-reserve services. Development is led by Chainlink Labs, which works with banks and market infrastructure providers on tokenised asset pilots.
turnitin.com · HQ: Oakland, United States · AI Content Detection · Higher Education · EdTech Platforms · Est. 1998 · Hiring 40, 5 new
HQ: Oakland, United States · AI Content Detection · Higher Education · EdTech Platforms · Est. 1998 · Hiring 40, 5 new
Turnitin is an education technology company headquartered in Oakland, California, and founded in 1998. The company provides a suite of software solutions for academic integrity, including plagiarism detection, AI-generated writing identification, and digital grading tools like Feedback Studio and Gradescope. It serves over 16,000 educational institutions and research publishers across 140 countries, operating as a subsidiary of Advance Publications.
howmet.com · HQ: Pittsburgh, United States · Automotive Components · Metals & Metallurgy · Aerospace Manufacturing · 1001-5000 employees · Est. 2020 · NYSE: HWM · Trust B · Hiring 581, 47 new
HQ: Pittsburgh, United States · Automotive Components · Metals & Metallurgy · Aerospace Manufacturing · 1001-5000 employees · Est. 2020 · NYSE: HWM · Trust B · Hiring 581, 47 new
Howmet Aerospace is an American manufacturer of engineered metal products for aerospace, defense and commercial transportation, headquartered in Pittsburgh, Pennsylvania. Listed on the NYSE, it reported 7.4 billion dollars of revenue in 2024 from jet engine components, aerospace fastening systems, titanium structural parts and forged wheels, with plants in the US, Mexico, Europe and Asia and Howmet Fastening Systems based in Torrance, California. Hiring covers casting and press operators, cell operators, quality inspectors, manufacturing and process engineers, maintenance and tooling staff, buyers and production supervisors.
ipsos.com · HQ: Paris, France · Management Consulting · Market Research · 1001-5000 employees · Est. 1975 · Trust B · Hiring 63, 7 new
HQ: Paris, France · Management Consulting · Market Research · 1001-5000 employees · Est. 1975 · Trust B · Hiring 63, 7 new
Ipsos is a French market research and public opinion company headquartered in Paris that runs surveys, polls, qualitative studies and data analytics on consumers, brands, patients, citizens and employees for businesses and public bodies. Founded in 1975 by Didier Truchot and listed on Euronext Paris, it operates in 90 markets, offers more than 75 research solutions and serves over 5,000 clients worldwide. Ipsos hires quantitative and qualitative researchers, account managers and directors, data scientists and engineers, full stack developers, IT managers and interns in the UK, continental Europe, North America and Asia.
kla.com · HQ: Milpitas, United States · Semiconductor Equipment · 5000+ employees · Est. 1975 · Trust A · Hiring 988, 41 new
HQ: Milpitas, United States · Semiconductor Equipment · 5000+ employees · Est. 1975 · Trust A · Hiring 988, 41 new
KLA is an American supplier of process control and yield management equipment for semiconductor manufacturing, formed by the 1997 merger of KLA Instruments, founded in 1975, and Tencor Instruments. Its tools inspect wafers, reticles and packaging for defects and measure critical dimensions and overlay, giving chipmakers the feedback they need to keep yields acceptable at advanced nodes. Headquartered in Milpitas, California and listed on Nasdaq, it holds a dominant share of the wafer inspection market and also supplies specialty process and electronic assembly equipment.
granola.ai · HQ: London, United Kingdom · LLM & Generative AI · Office & Productivity Software · 1001-5000 employees · Est. 2023 · Startup · Trust C · Hiring 21, 1 new
HQ: London, United Kingdom · LLM & Generative AI · Office & Productivity Software · 1001-5000 employees · Est. 2023 · Startup · Trust C · Hiring 21, 1 new
Granola is a software company that makes an AI notepad for meetings, which transcribes calls without a bot joining and combines the transcript with the user's own notes into structured summaries. It has grown into a shared team workspace used by companies such as Vercel, Cursor, Lovable and Decagon, and it hires tech ops, sales development, design engineering and strategic finance staff in London and San Francisco. The company is headquartered in London, England, United Kingdom.
quantcast.com · HQ: San Francisco, United States · Digital Marketing · Media & Audience Measurement · Advertising · Est. 2006 · Hiring 13, 1 new
HQ: San Francisco, United States · Digital Marketing · Media & Audience Measurement · Advertising · Est. 2006 · Hiring 13, 1 new
Quantcast is an advertising technology company headquartered in San Francisco, California, and founded in 2006. The company runs a demand side platform and audience measurement service that uses machine learning on live web activity to plan, buy, and target programmatic advertising. It also operates a widely deployed consent management platform and works with brands, agencies, and publishers across North America, Europe, and Asia Pacific.
remitly.com · HQ: Seattle, United States · Financial Services · Payment Processing & Gateways · Money Transfer & Remittances · 1001-5000 employees · Est. 2011 · Trust A · Hiring 151, 14 new
HQ: Seattle, United States · Financial Services · Payment Processing & Gateways · Money Transfer & Remittances · 1001-5000 employees · Est. 2011 · Trust A · Hiring 151, 14 new
Remitly is an American company founded in Seattle in 2011 that specialises in cross-border remittances sent by migrants to family in their home countries, a market long dominated by cash agent networks charging high fees. Its mobile-first service pays out to bank accounts, mobile wallets and cash pickup locations across more than one hundred and seventy countries, and it competes on transparent pricing, delivery speed and the reliability of the last mile rather than on branch coverage. Headquartered in Seattle and listed on Nasdaq, it has expanded into multi-currency accounts and financial products aimed at the same customers.
teamviewer.com · HQ: Göppingen, Germany · AR & VR Software · RMM & MSP Software · 1001-5000 employees · Est. 2005 · Trust A · Hiring 161, 8 new
HQ: Göppingen, Germany · AR & VR Software · RMM & MSP Software · 1001-5000 employees · Est. 2005 · Trust A · Hiring 161, 8 new
TeamViewer is a company founded in 2005 in Göppingen whose remote access software is installed on billions of devices. Its platform lets support teams control computers and machines anywhere, and it has expanded into augmented reality assistance for frontline workers. The company is listed in Frankfurt and serves customers in more than a hundred countries.
partly.com · HQ: Christchurch, New Zealand · Supply Chain & Logistics Software · B2B Commerce · Automotive Software · 51-200 employees · Est. 2020 · Startup · Trust A · Hiring 33, 2 new
HQ: Christchurch, New Zealand · Supply Chain & Logistics Software · B2B Commerce · Automotive Software · 51-200 employees · Est. 2020 · Startup · Trust A · Hiring 33, 2 new
Partly is an automotive software company that builds data and commerce infrastructure for the vehicle parts supply chain. Its platform maps parts catalogues to vehicles and connects collision repairers, workshops, parts distributors and manufacturers so that they can identify, price and order the correct parts with less manual work. The company operates in New Zealand, Australia, the United States and the United Kingdom and is headquartered in Christchurch, New Zealand.
flowtraders.com · HQ: Amsterdam, Netherlands · Stock Exchanges & Market Infrastructure · Hedge Funds & Alternative Investments · 201-500 employees · Est. 2004 · Trust A · Hiring 43, 4 new
HQ: Amsterdam, Netherlands · Stock Exchanges & Market Infrastructure · Hedge Funds & Alternative Investments · 201-500 employees · Est. 2004 · Trust A · Hiring 43, 4 new
Flow Traders is a Dutch trading firm founded in 2004 and listed on Euronext Amsterdam. It specialises in exchange traded products and builds its own pricing, risk and execution technology. The company is one of the largest liquidity providers in European exchange traded funds.
orbital.com · HQ: London, United Kingdom · Document AI · Legal AI · PropTech · 1001-5000 employees · Est. 2018 · Trust A · Hiring 17, 4 new
HQ: London, United Kingdom · Document AI · Legal AI · PropTech · 1001-5000 employees · Est. 2018 · Trust A · Hiring 17, 4 new
Orbital is a legal technology company headquartered in London, United Kingdom, and founded in 2018 as Orbital Witness by Will Pearce and Ed Boulle. The company builds Orbital Copilot, an AI agent that reads title deeds, leases, and survey documents and drafts the reports and objection letters real estate lawyers produce during property diligence. It sells to law firms and property businesses in the United Kingdom and the United States, aiming to cut the manual review time in commercial transactions.
