startup jobs in London

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ML Engineer | Pre-seed startup | Protein / Molecules

Cubiq Recruitment
London

Job Description About the role I’m working with a well-funded early-stage BioAI startup applying machine learning to a hard, underexplored biological problem with real implications for climate resilience and food security. They’re building an ML-first platform where research doesn’t sit in isolation. Models are expected to ship, be used by scientists, and influence real experimental...

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5 minutes ago

Full Stack Engineer (AI Startup)

Oliver Bernard
London

🚨 Full Stack Engineer (AI & Cybersecurity Startup) - EU Remote🚨 We're partnering with a well-funded AI startup (stealth for now) that’s building at the intersection of LLMs and cybersecurity, and we’re looking to connect with exceptional Full Stack Engineers across the EU. This is an early engineering hire with huge ownership, high autonomy, and the chance to shape a modern product and...

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a day ago

AI Startup in London - Full-Stack Engineers

London

AI Startup in London – Hiring Full-Stack Engineers (Senior) – 5 days a week on-site – up to £150k I am working with a rapidly growing AI startup based in London, building next-generation products that transform how businesses use technology. They are looking for highly talented engineers who are ambitious, driven, and eager to make an impact. Roles Available: 🔹 Full-Stack Engineer – Strong...

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5 hours ago

Founding Business Development Representative (BDR) at VC Backed Startup (£40-80k OTE)

Jumpstart
London

Job Description Accelerate your sales career at a startup. At Jumpstart, we help ambitious salespeople land roles at the UK’s most exciting VC-backed startups and ensure they thrive in their roles. This isn’t just another BDR job. As a Founding BDR, you’ll join a startup at a critical stage, working directly with founders or early sales leaders to shape how sales gets done. You’ll get real...

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5 minutes ago
Remote

Optical Instrumentation Engineer | Spectroscopy | Analytical Instrumentation | | AI | Photonics | HealthTech | Deep Tech Startup

iLoF
London

Hello! We're looking for an awesome Optical Instrumentation Engineer to join our team on our journey to revolutionize personalized medicine. - System design & assembly: Personally design, build, align, and calibrate novel optical analytical instruments (e.g., Raman, FTIR, fluorescence, scattering) from concept and component selection through to bench assembly and validation. - Hands‑on...

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a day ago

AI Engineer (AI Agents Startup 🚀)

Tech Talent Network
City of London

Applied AI Engineer | London 🚀 One of the fastest moving AI startups in London, backed by some of the world’s top VCs and founded by real entrepreneurs with multiple exits 💸 This is a rare chance to join at an early stage and build at the absolute frontier of applied AI, working directly with the founders on a product already used by global enterprise customers 🔥 Why this is exciting • Build...

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22 hours ago

Head of AI Research at pioneering AI healthtech startup

Jack & Jill/External ATS
London

You will leverage vast real-world clinical data to build proprietary IP, pushing the boundaries of what is possible at the intersection of machine learning and healthcare.

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a day ago

Engineering Director at high-growth AI cybersecurity startup

Jack and Jill AI
London

You will scale the team from 10 to 25+ engineers while maintaining a high‐performance culture. Your focus is on operational excellence, people management, and ensuring engineering decisions prioritize customer value and revenue over traditional delivery metrics.

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a day ago
No Experience Hybrid

Graduate Software Engineer – Elite Fintech Startup (up to £100K + Bonus + Hybrid)

Hunter Bond
London

You will be using next-gen tech and pushing it to the limits. As a Graduate Software Engineer, you will play a pivotal role in the firm's operations, ensuring the smooth execution of pricing activities and optimizing the efficiency of their processes. This position offers a unique opportunity to join a dynamic team of professionals in an intellectually stimulating environment.

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a day ago

ML Engineer | Pre-seed startup | Protein / Molecules

London

About the role I’m working with a well-funded early-stage BioAI startup applying machine learning to a hard, underexplored biological problem with real implications for climate resilience and food security. They’re building an ML-first platform where research doesn’t sit in isolation. Models are expected to ship, be used by scientists, and influence real experimental decisions. They’re looking...

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5 hours ago
Hybrid

Finance Director – Hardware startup

Talentedge Exec (formerly Talentarc)
London

Talentedge Exec (formerly Talentarc) provided pay range. This range is provided by Talentedge Exec (formerly Talentarc). Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Position Recruitment Director | Finance into Technology - UK & US Finance Director – Hardware startup Hybrid working – City + WFH Talentedge are proud to be partnering...

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a day ago
Hybrid

Head of Partnerships - VC backed startup (London) London

Cherry Ventures
London

Head of Partnerships - VC backed startup (London) London Cherry Ventures is supporting our portfolio with this hire We help companies get compensation right. What we get paid at work has a massive impact on our lives, and it's one of the biggest factors in hiring and retaining talent - and yet so many companies struggle to get it right. They simply have no choice but to rely on poor data and...

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a day ago

Co-Founder & Software Engineer for Rapid Startup Builder

MedScribe.io
London

A dynamic startup incubator based in the UK is seeking passionate co-founders to join their entrepreneurial journey. As part of the innovation program, you will contribute to launching startups monthly while being part of a talented team. This role is ideal for those with an entrepreneurial mindset, relevant skills, and a true passion for their field. Generous equity and potential future monetary...

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a day ago

Founder & CEO at Venture-backed AI insurtech startup

Jack and Jill AI
London

You will define the product strategy, secure initial carrier partnerships, and build a high-performance team to revolutionize how insurance is distributed through autonomous agents and conversational interfaces globally.

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10 hours ago

ML Engineer | Pre-seed startup | Protein / Molecules

Cubiq Recruitment
City of London

About the role I’m working with a well-funded early-stage BioAI startup applying machine learning to a hard, underexplored biological problem with real implications for climate resilience and food security. They’re building an ML-first platform where research doesn’t sit in isolation. Models are expected to ship, be used by scientists, and influence real experimental decisions. They’re looking...

View salary & More Info
6 days ago
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Remote

Optical Instrumentation Engineer | Spectroscopy | Analytical Instrumentation | | AI | Photonics | HealthTech | Deep Tech Startup

iLoF
City of London

Hello! We're looking for an awesome Optical Instrumentation Engineer to join our team on our journey to revolutionize personalized medicine. - System design & assembly: Personally design, build, align, and calibrate novel optical analytical instruments (e.g., Raman, FTIR, fluorescence, scattering) from concept and component selection through to bench assembly and validation. - Hands‑on...

View salary & More Info
a day ago

Engineering Director at high-growth AI cybersecurity startup

Jack & Jill/External ATS
London

You will scale the team from 10 to 25+ engineers while maintaining a high-performance culture. Your focus is on operational excellence, people management, and ensuring engineering decisions prioritize customer value and revenue over traditional delivery metrics.

View salary & More Info
a day ago

Full Stack Engineer - Tech Startup

Oliver Bernard
London

AI Startup in London – Hiring Full-Stack Engineers (Senior) – 5 days a week on-site – up to £150k I am working with a rapidly growing AI startup based in London, building next-generation products that transform how businesses use technology. Full-Stack Engineer – Strong expertise in TypeScript, React, Python and Golang. They can consider someone who its more frontend, or backend leaning, but the...

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3 hours ago

AI Startup in London - Full-Stack Engineers

Oliver Bernard
London

Job Description AI Startup in London – Hiring Full-Stack Engineers (Senior) – 5 days a week on-site – up to £150k I am working with a rapidly growing AI startup based in London, building next-generation products that transform how businesses use technology. They are looking for highly talented engineers who are ambitious, driven, and eager to make an impact. Roles Available: 🔹 Full-Stack...

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5 minutes ago

AI Startup in London - Full-Stack Engineers

Oliver Bernard
City of London

Job Description AI Startup in London – Hiring Full-Stack Engineers (Senior) – 5 days a week on-site – up to £150k I am working with a rapidly growing AI startup based in London, building next-generation products that transform how businesses use technology. They are looking for highly talented engineers who are ambitious, driven, and eager to make an impact. Roles Available: 🔹 Full-Stack...

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7 minutes ago
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