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Senior Backend Engineer: Real-Time, High-Scale & ML
Senior Backend Engineer building high-scale, low-latency backend applications from the ground up in the UK, collaborating with Product, Design, QA and Engineering. Core stack is C#, .NET, AWS/Azure, MongoDB and SQL, with a focus on real-time data and ML in a product-led environment.
Hybrid Java Backend Engineer — Fintech, Spring Boot & AWS
Java backend engineer in London working with financial services clients: builds scalable Spring Boot microservices, modernises legacy systems to AWS, designs REST APIs, and drives CI/CD/DevOps practices while owning technology decisions and leading projects in a hybrid setup.
Senior Go Backend Engineer – Geospatial Microservices (Hybrid)
Wheely is hiring a Mid/Senior Backend Engineer in London to build and scale Go microservices for its premium ride-hailing platform on AWS and Kubernetes. Hybrid setup (4 days in West London, 1 remote day), with a £90k–£120k salary plus stock options.
Remote Backend Engineer - Digital Identity Platform
Backend engineer at Yoti designing, building, and maintaining server-side software for its digital identity platform, keeping CI/CD stable and integrations working. Wants someone keen to learn Go with Linux knowledge; hybrid work in London or remote within the UK.
Backend engineer java spring boot AWS in fintech
Backend Java engineer at a global technology consultancy serving financial services clients: leads projects end to end, builds Spring Boot microservices and REST APIs, migrates legacy systems to AWS, and improves CI/CD. Hybrid role with 3 days/week in the London office; salary up to £120k.
Software Engineer: Build Scalable Backend & APIs
General Milling Corporation, a food milling company in Lapu Lapu, Philippines, seeks a Software Engineer to own the full SDLC: designing and building Java-based backend services and REST/SOAP APIs backed by MySQL/PostgreSQL and MongoDB, plus unit/performance testing, debugging, code reviews, and technical documentation.
Low-Latency Backend Engineer – Market Making (London)
Backend engineer at Goldman Sachs (London) designing, building and maintaining high-performance, low-latency trading systems for systematic market making, working closely with traders and engineers. Core stack is Java or C++, with backtesting and low-latency trading experience in a financial context.
Remote Backend Engineer III — Scale Distributed Banking
Backend engineer at Monzo building its in-house banking platform in Go, running production on AWS and data infrastructure on GCP. Works across teams to deliver reliable, scalable services for millions of customers.
Senior Cloud Backend Engineer - Hybrid (Belfast)
Senior engineer at GEA Farm Technologies in Belfast building and operating the cloud platform behind digital farm-management solutions: designing secure, scalable Spring Boot backend services, deploying on Azure, and contributing to CI/CD, testing, and mentoring. Hybrid work with travel as needed.
Hybrid Backend Engineer (Golang/Java) for Cloud Security
Backend engineer at Upwind Security building and scaling a cloud security platform in Golang or Java. Hybrid role (3 days in Belfast office, 2 remote) designing APIs and data-intensive systems on AWS/GCP/Azure with Kubernetes, Docker, Neo4j, ElasticSearch, Redis, TimescaleDB, and RabbitMQ.
Senior Backend Engineer (Go) - Hybrid, Stock Options
Wheely in London is hiring a Mid/Senior Backend Engineer for its Marketplace team to build and maintain high-scale Go services and design new microservices, working with product, design, and data science. Office-based in West London 4 days/week with a stack of Go, PostgreSQL, MongoDB, Redis, RabbitMQ, Kafka, AWS, Kubernetes, and Terraform.
Senior Backend Engineer
Senior backend engineer hired (via recruiter Oliver Bernard) for a global technology company: building high-scale, low-latency backend applications from scratch on a cross-functional team of ~9-10, with real-time data and ML challenges, leading projects and mentoring. Stack: C#/.NET, AWS/Azure, MongoDB and SQL. Up to £100k plus bonus and equity.
Backend engineer for digital identity
Backend engineer on Yoti's Core platform: designing, building and maintaining the server software behind a digital identity and biometrics product. Go (willing to teach), Linux, git and CI/CD, with microservices (gRPC, Kubernetes, Docker) and cryptography as pluses; hybrid work from a central London office.
Senior Backend Engineer
Senior backend engineer at Publicis Media building OneSuite, a marketing intelligence and automation platform. Day to day: architecting distributed Python (FastAPI/Flask) microservices and APIs, and building PySpark/Databricks data pipelines for campaign activation, on AWS/GCP with Docker/Kubernetes. Based in London, working from the office four days per week.
(Senior) Backend Engineer, Maps
Backend engineer on Wheely's Mapping team, building Go microservices for road matching, low-latency ETA prediction, and high-volume geospatial tracking. Stack includes Go, PostgreSQL, MongoDB, RabbitMQ, Redis, gRPC, and Thrift on AWS and Kubernetes.
Hybrid Golang Backend Engineer – Real-Time Data
Build and scale bet365's FollowScores app, turning complex football data into real-time score updates for millions of fans. Day-to-day involves writing Golang microservices and APIs (WebSockets and REST) on GCP with Redis, in a hybrid setup from Ancoats, UK.
(Senior) Backend Engineer, Marketplace
Backend engineer on Wheely's Marketplace team, building the Go services behind supply/demand balancing, pricing, and driver-passenger matching for its premium ride-hailing service. Stack includes PostgreSQL, MongoDB, RabbitMQ, Redis, gRPC, and Thrift on AWS/Kubernetes, with an office-based role in West London 4 days a week.
Backend Engineer III
Backend Engineer III (L40) at Monzo, the UK digital bank, working on its in-house banking platform — from customer-facing products to infrastructure, payments, and financial crime systems. Stack is Go on AWS/GCP (prior knowledge not required); role is London-based or fully remote within the UK, paying £85,000–£110,000 plus performance-linked incentive awards.
Senior Backend Developer (Loved wardrobes start here.)
Senior backend developer who designs and builds scalable NestJS/TypeScript services powering Whering's fashion wardrobe app, owns GCP infrastructure (Cloud Run, Cloud Functions, Firestore), maintains CI/CD and monitoring, and leads architecture decisions and mentorship. Hybrid role from the London office with a 4-day work week.