Senior Backend Engineer Jobs

Our mission at Oura is to empower every person to own their inner potential. Our award-winning products help our global community gain a deeper knowledge of their readiness, activity, and sleep quality by using their Oura Ring and its connected app. We've helped millions of people understand and imp

About Smart Working At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote role — it’s belonging remotely, and that’s a big difference. From day one, you're part of a genuine community where you’re supported and valued.

Apollo.io is the leading go-to-market solution for revenue teams, trusted by over 500,000 companies and millions of users globally, from rapidly growing startups to some of the world's largest enterprises. Founded in 2015, the company is one of the fastest growing companies in SaaS, raising approxim

Company Introduction We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did we ever live without Coupang?” Born out of an obsession to make shopping, eating, and living easier than ever, we’re collectively disrupting the multi-bi

Company Background Censys’ mission is to be the one place to understand everything on the internet. Frustrated by the lack of trustworthy Internet intelligence, we set out to create the industry’s most comprehensive, accurate, and up-to-date map of the Internet. Today, Censys delivers real-time Inte

Senior Backend Engineer – Java Location: Glasgow (Hybrid) | Practice Area : Technology & Engineering | Type: Permanent Power the platforms behind modern finance. Shape cloud-native solutions with Java at their core. The Role We’re seeking a Senior Backend Engineer (Java) to join our Technology &

Join the Incogni engineering team and help us build the next-generation backend system that powers our products, Incogni and Ironwall, at scale. We’re looking for a senior backend engineer who thinks in systems, designs for growth, and is comfortable working across multiple technologies. Our mission

WHO WE ARE 🌍 We help creators get more out of every conversation with Instagram-focused automations and support for other channels like Messenger, WhatsApp, and TikTok. The result? Better engagement, more sales, and real, sustainable growth. With a diverse team of 350+ people spread across three con

ABOUT BETR Founded in 2022 by Joey Levy and Jake Paul, Betr has built the world's first real money gaming super app. Our product suite spans Picks, Social Sportsbook, Social Casino, and Arcade, with Predictions launching later this year. Betr Picks launched in September 2023, which has quickly becom

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. Our

ABOUT US Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the fut

Cloudinary is the image and video technology platform that enables the world’s most engaging brands to deliver transformative visual experiences at global scale. More than 2 million users and 10,000 customers, including Apartment Therapy, Bleacher Report, Etsy, Grubhub, Mattel, Mediavine, Minted, Pa

About the Role We are looking for a Senior Backend Engineer to lead the unification of large, highly rich, and heterogeneous datasets sourced from a wide range of external providers. These datasets are used to power our generative audio models. Your work will create the foundational dataset th

About NAVER Corp and NAVER Vietnam: NAVER Corp NAVER Corp is South Korea’s leading technology company, best known for the NAVER search engine, LINE messenger (200M+ users), SNOW app, and NAVER WEBTOON. In 2018, NAVER was ranked 9th most innovative company globally by Forbes and listed in Fortune's t

Our client is seeking a seasoned Backend Engineer to help build high-performance, cloud-native infrastructure to support our research, trading, and data pipelines. This role is crucial to enabling real-time data ingestion and processing workflows, and ensuring our systems can meet the demands of a h

Who we are: Nitra's mission is to build a more efficient healthcare system and the technology that makes it possible. Our goal is to provide an ecosystem of fintech and software solutions that help doctors better manage their practices, so they can have time back to focus on what matters to them mos

Our Journey The ShopBack Group is Asia-Pacific’s leading shopping, rewards, and payments platform, serving over 60 million shoppers across 13 markets. In 2025, the Group continued its global growth with its expansion into North America. Driven by the vision to make every day more rewarding, ShopBack

At NordStellar, we help companies know what hackers know—before they strike. Join the team turning threat intel into action. From dark web monitoring to attack surface management, we’re building tools that security teams rely on to stay ahead of threats. Your impact? Helping businesses spot vulnerab

Who we are Moniepoint is an all-in-one financial services platform for emerging markets and the second-fastest growing company in Africa. Since 2019, Moniepoint’s technology has powered over 3 million people, offering personal and business banking, payment, credit and business management tools to he

About the opportunity: We are looking for a passionate Senior Software Engineer, Backend who will play a key role in designing, developing, and maintaining product features of our IAM platform. You will collaborate closely with cross-functional teams to implement robust and scalable solutions that m