Senior Backend Engineer Jobs

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Isla·Ireland·Remote · Ireland

Senior Backend Engineer

Senior Node.js & Cloud Engineer 🕙 Role details: This is a full time role (40 hours per week) 💷 Salary: €80,000 - 92,000 🌍 Location: Ireland (Remote - work from home) ------ Who we are Isla Health is a venture-backed health-tech startup, supporting our partners across the UK, EU and internationally.

initiumsoft·ES·Madrid·On-site

Senior Backend Engineer (Java & Microservicios)

Impulsa la arquitectura backend del futuro con Java y sistemas distribuidos En Initium Software conectamos al mejor talento técnico con los proyectos ...

sentient·India·Bangalore·Remote · India

Senior Backend Engineer

About Sentient Sentient is advancing and empowering the development of open-source artificial general intelligence (AGI). We build research, products, and frameworks that help developers and researchers to push the boundaries of AI in the open. Our mission is to enable a future where the development

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NALA·United Kingdom·London·On-site

Senior Backend Engineer, Squad T-Rex

👋 About Us NALA is building Payments for the Next Billion. Faster, smarter, and fairer transfers for everyone. Since 2022, we've grown our business 120x, grown the team from 9 to 150+, raised $50M+ from top-tier investors, and were named to the Forbes Fintech 50 in 2025 and 2026. We operate two core

accelbyte·Indonesia·Sleman·On-site

Senior Backend Engineer

POSITION SUMMARY: As a Senior Backend Engineer, you will work closely with our clients to design, build, and maintain backend services that meet their technical and business needs. You will be involved throughout the development lifecycle, from understanding client requirements and designing technic

intelic·Netherlands·Netherlands·On-site

Senior Backend Engineer (Rust)

About Intelic In a world where geopolitical tensions and security threats are accelerating, the way nations protect people and preserve peace is being redefined. At Intelic, we're building the intelligence layer for unmanned systems in defense: software that enables autonomous platforms to operate t

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NAVER VIETNAM·Vietnam·Hanoi·On-site

Senior Backend Engineer (Java) - Webtoon

About NAVER Corp and NAVER Vietnam: NAVER Corp. is a global technology leader behind iconic products such as NAVER Search, LINE, NAVER WEBTOON, and more, driving innovation across AI, cloud computing, and digital content. Founded in 2021, NAVER Vietnam is a fast-growing Development Center delivering

Senior Backend Engineer

At Offchain, we aren’t just building products: we’re leading a movement. As pioneers in blockchain scalability and security, we're at the forefront of transforming how the world interacts with decentralized applications. We're laying the foundation that will define the next generation of digital com

sagelabs.ai·Germany·Munich·Remote · Germany

Senior Backend Engineer, Shopping Agents

Senior Backend Engineer, Shopping Agents Sage AI Labs · Munich · Full-time · [Remote] About us Sage AI Labs is building the infrastructure that lets AI agents transact on the open web. It is one of the few genuinely unsolved problems left in commerce, and whoever solves it sets the defaults everyone

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Drive·United Kingdom·London·On-site

Senior Backend Engineer

Who we are: Buying, leasing or renting a vehicle should feel straightforward. Not complicated or hard work. Drive brings everything together in one place, with multiple ways to get on the road. It combines choice, simplicity and guidance, helping people explore their options and move in the way that

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Imachines·Poland·Wrocław·Remote · Poland

Senior Backend Engineer, Security Automation

Intuition Machines builds enterprise security products with an AI/ML focus. We apply our research to systems that serve hundreds of millions of people, with a team distributed around the world. You are probably familiar with our best-known product, the hCaptcha security suite. Our approach is simple

Gremlin·Based In The Us·Remote · Worldwide

Senior Backend Engineer

Today’s complex, fast-paced systems have become a minefield of reliability risks—any of which could cause an outage that costs millions and destroys customer confidence. That’s why high-availability teams use the Gremlin to find and fix ‌reliability risks before they become incidents. Gremlin Reliab

heycar·United Kingdom·London·On-site

Senior Backend Engineer

Since August 2019, we’ve been making it easier for customers to find the right vehicle, and for automotive retailers to sell them. More recently, we’ve been on a journey… In June 2025 we were acquired by Volkswagen Financial Services UK (VWFS UK) and our mission is simple: build the right tech

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Volt Labs Inc·US·Remote · US

Senior Backend Engineer

About Volt At Volt Labs, we’re building the infrastructure layer behind modern business messaging. Our platform helps companies navigate messaging compliance, onboarding, deliverability, routing, and operational complexity across carriers and providers. We are a remote-first, high-ownership team ope

newzoo·Netherlands·Amsterdam·On-site

Senior Backend Engineer

Job Title: Senior Backend Engineer Location: Amsterdam, the Netherlands Language: English FTE: Full-time, hybrid (3 days per week in the office) Employment type: Initial fixed-term contract for 12 months. This role starts with a 12-month fixed-term contract, in line with company policy and common Du

projecty·South Africa·Cape Town·Remote · South Africa

Senior Backend Engineer – Global Healthtech (.NET / C#)

Senior Backend Engineer – Healthtech (.NET / C#) Remote (South Africa) | Full-Time | Salary Package: R100,000 – R115,000 per monthIncludes: base salary, employer retirement contribution, monthly medical aid contribution About the Company Our client is a European healthtech startup building modern pr

inpowered··Remote · Worldwide

Senior Backend Engineer (Remote)

spacedev

Senior Backend Engineer (Java)

🚀 Join SpaceDev🚀Welcome to SpaceDev, one of Latin America's leading companies providing premium development services. We work with:🌎 Clients across USA & Canada🌐 Global teams tackling exciting challenges🌍 A Remote-First Culture🚀 Continuous Growth and InnovationWe are looking for a Senior Backend Eng

workandtravelguideorg·Germany·Frankfurt am Main·Remote · Germany

Senior Backend Engineer (Django), High Ownership

Work & Travel Guide is a young, fast-growing startup. We are building a product that helps people discover the world... smarter, simpler, and radically better than anything available today. But this is about more than features. We are building the infrastructure for freedom. For people who do not wa

kollectiv-ai·Ukraine·Remote · Ukraine

Senior Backend Engineer (Python)

As our Senior Backend Engineer, you’ll design and build the backend infrastructure that supports high-throughput, reliable, and secure AI agent workflows. You’ll work cross-functionally with ML engineers and data scientists to operationalize models at scale. Key Responsibilities Architect and implem