Senior Backend Engineer: Platform & Architecture for B2B SaaS

{ “@context”: “http://schema.org”, “@type”: “JobPosting”, “title”: “Senior Backend Engineer: Platform & Architecture for B2B SaaS”, “description”: “A pioneering tech startup in Greater London is seeking a talented engineer to define product direction and shape backend architecture. This role is key in building solutions for customer problems and enhancing the developer experience. If you thrive in early-stage environments and have a proven track record in B2B SaaS, we want to hear from you. The ideal candidate will excel in both technical and customer discussions while driving impactful projects forward.#J-18808-Ljbffr”, “datePosted”: “2026-04-11”, “hiringOrganization”: { “@type”: “Organization”, “name”: “Plain”, “sameAs”: “https://uk.whatjobs.com/pub_api__cpl__402692609__4861?utm_campaign=publisher&utm_medium=api&utm_source=4861&geoID=33” }, “jobLocation”: { “@type”: “Place”, “address”: { “@type”: “PostalAddress”, “addressLocality”: “London” } } }
Company: Plain
Apply for the Senior Backend Engineer: Platform & Architecture for B2B SaaS
Location: London
Job Description:

A pioneering tech startup in Greater London is seeking a talented engineer to define product direction and shape backend architecture. This role is key in building solutions for customer problems and enhancing the developer experience. If you thrive in early-stage environments and have a proven track record in B2B SaaS, we want to hear from you. The ideal candidate will excel in both technical and customer discussions while driving impactful projects forward.#J-18808-Ljbffr…

Posted: April 11th, 2026