Backend - 2,681+ job offers

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Backend Engineer (3+ Years Experience) — Job Description Role: Backend Engineer Experience: 3+ Years Location: [Your Location / Remote / Hybrid] Employment Type: Full-time About the Role We are looking for a skilled Backend Engineer with 3+ years of experience building scalable, reliable, and high-p

Intropic

Who We Are At Intropic , we’re building the future of financial intelligence, where deep market expertise meets the power of AI. Founded in London’s financial centre of Canary Wharf, we exist to transform complex data into clarity, precision, and action. Our culture is shaped by truth-seeking, veloc

Zuma Labs

About the Company Zuma Labs is a disruptive technology startup building force multipliers for systemic industries. Our first two products, Venetian and Squawk, target the over-the-counter (OTC) trading markets. We work closely with our customers and count a large publicly traded brokerage among our

TechChain Talent

Backend Engineer (on-site/London) - up to £260k A high-growth blockchain infrastructure company is building the next generation of ultra-fast trading and digital asset platforms, and were looking for an exceptional Backend Engineer to join the London team onsite . If you thrive in high-performance e

BJAK

About BJAK The original mission of BJAK is we believe people deserve smarter ways to plan, save and grow their money. This is the origin of our name. Started in 2019, we built the first mobile-first, insurance platform, enabling insurance to be accessible online by millions in the region. Today, its

Albert Bow

Senior Backend Engineer | AI 0→1 Product | London (Onsite) 💰 Competitive Salary + Equity | Pre-Series A This isn't another backend role maintaining a mature platform or picking up tickets from a backlog. We're partnering with a well-funded AI startup building a completely new product from 0→1 — and

Element Human

Who we are and what we do: Element Human (Crowd Emotion Ltd) has been around for six years, learning about emotions and working through several iterations of our new HX Workbench. We currently primarily work with brands, agencies and publishers, but we support anyone who wants to understand how peop

Backend Engineer 🌍 About Outpost What if going global was as simple as going local? Outpost is building the AI global trade engine. The accumulated knowledge of every rule you'd need to sell internationally, turned into infrastructure. Tell us what you're selling. We'll tell you how to sell it ever

Job Description My client, a startup in London, is looking for a Backend Engineer. For full details, please apply. At A Minimum, We Would Expect -Enthusiasm for developing technologies to solve real problems -Demonstrable coding skills -Confidence to challenge our engineering customs and practices -

Dolfin AI

About Dolfin We're building the agentic financial ops API for SMB platforms. Fintechs, vertical SaaS, banks, and PSPs use Dolfin to embed AI-native financial ops agents (invoicing, bills, expenses etc) directly into their products. White-label, API-first, production-ready. Our agents live in product

Hire Feed

Role : Senior Software Engineer - Distributed Systems (Remote) Location : Remote (Work from Anywhere) Job Type : Contract Payout : $100 - $150/hour Role Overview: We are hiring for one of our clients, seeking a Senior Software Engineer to work on a contract basis to design, develop, and deploy scala

Hyra

An innovative organisation in the defence and national security space is looking for a Backend Engineer. The successful candidate will help build the core services behind a next-generation intelligence platform, developing secure and scalable microservices that support mission-critical operational w

Who We Are Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training, and deploying AI systems—designed to take ideas from research to production with less friction. Through our merger with Voltage Park, a neocloud and AI Factory,

Octopus Energy Group

Octopus Energy started with a bold idea: to build Britain’s first truly digital energy supplier. By combining world-class tech with brilliant humans who care deeply about customers and driving the renewable energy transition, we made it happen and in 2025, we became Britain’s largest energy supplier

Hire Feed

Role : Software Engineer - E-Commerce (Remote) Location : Remote (Work from Anywhere) Job Type : Full-Time Payout : $180K - $250K/yr Role Overview: We are hiring for one of our clients, seeking a Software Engineer, New Grad (Zara) to work on a full-time basis. The role involves developing scalable b

Dex

£150,000 - £150,000 /year

This role is with one of Dex's trusted partner companies. We work closely with their teams to truly understand their culture, goals, and what they're looking for, so we can match you with the right opportunity and give you context about the role before you commit to a process. If you're interested s

Alignerr

About The Role What if your Rust expertise could directly shape the infrastructure powering the world's most advanced AI systems? We're looking for a Senior Rust Engineer to build and optimize the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and

CauliBox

£40,000 - £45,000 /year

Software Engineer Climate Tech / SaaS · London (Zone 1) / Hybrid · £40,000–£45,000 + Equity Most engineers spend their careers building things that won't matter in ten years. This isn't one of those roles. At Cauli, we're tackling one of the UK's most stubborn environmental problems: the 10.7 billio

Research Central

About the role We are currently looking for an experienced Backend Developer who has the capability, know-how and wherewithal to help drive forward the company's technical vision whilst remaining very hands on. This is an exceptional opportunity to join a young mobile & web product team. You'll

Dex

£150,000 - £150,000 /year

This role is with one of Dex's trusted partner companies. We work closely with their teams to truly understand their culture, goals, and what they're looking for, so we can match you with the right opportunity and give you context about the role before you commit to a process. If you're interested s