8,603 Senior Backend jobs
Senior backend engineering roles owning server-side systems and APIs.
Senior Backend Engineer: Marketing Platforms & Pipelines
Publicis Media is hiring a senior backend engineer to design and evolve backend systems and data pipelines for OneSuite, its marketing platform. The role involves hands-on coding in distributed systems, service architecture, mentoring, and contributing to CI/CD and infrastructure as code.
Senior Backend Engineer - Credit Card Payments
Senior backend engineer on iwoca's Payments Infrastructure team, designing and running the card payments platform behind iwoca's business credit card: real-time payment authorisation, fraud/transaction monitoring, cashback rewards, and ledger migration. Team works mainly in Python with microservices, REST APIs and PostgreSQL.
Senior Backend Engineer – Real-Time Card Payments Platform
Senior backend engineer on iwoca's Payments Infrastructure team, designing and running the real-time payment platform behind the iwoca card — payment approval, fraud analytics, and cashback payouts — owning services from design to production using PostgreSQL, REST APIs, and asynchronous messaging.
Senior Backend Engineer, Endpoint Platform (Java/Kotlin)
Senior backend engineer on Cisco ThousandEyes' Endpoint Platform in London, designing and operating scalable, event-driven Java/Kotlin (Spring Boot) services on Docker, Kubernetes, and AWS to process large network-visibility data sets, with on-call rotations and a strong reliability focus.
Backend engineer for marketing platforms
Senior backend engineer on Publicis Media's OneSuite marketing platform: designs distributed Python/FastAPI services and large-scale data pipelines (PySpark, Databricks, medallion architecture) on AWS/GCP, plus CI/CD, observability, and mentoring other engineers. Office-based in London four days per week.
Senior Backend Java Engineer - Spring Boot & Microservices
Senior backend developer at Omnicom Group (Interpublic) in London building scalable Java Spring Boot microservices and REST APIs backed by MongoDB or MySQL for a large automotive brand client, working across multiple projects on demanding delivery timelines.
Senior Backend Software Engineer - Kalepa for Operations
Senior backend engineer who designs and builds scalable Python/AWS services, async pipelines, external APIs, and LLM-powered document processing for Kalepa's AI-driven insurance operations platform. Day to day: own services and data models, drive architecture, and mentor engineers on a remote-first team.
Senior Backend Developer
We are seeking a highly skilled Senior Backend Developer to join our dynamic team in Karnataka. The ideal candidate will have a strong background in backend development, with a focus on Python, AWS, and SQL. As a…
Senior Backend Developer
Senior backend developer at FLEXECHARGE (EV charging/energy tech) designing and running event-driven, distributed systems with TypeScript/Node.js and AWS serverless (Lambda, DynamoDB), owning APIs and enterprise integrations end to end, with occasional React/Next.js frontend work. On-site in Copenhagen.
Senior Backend Engineer (Backend Platform)
Build and scale backend services powering Fever’s global live-entertainment platform using Python, Django/Flask, PostgreSQL, and AWS.
Senior Backend Engineer
Senior Backend Engineer at Fever, a tech platform for culture and live entertainment, building and scaling Python-based backend services and APIs. Day to day involves delivering end-to-end features, working with event-driven systems (Kafka/RabbitMQ), and improving performance, scalability, and observability on AWS, Docker, and Kubernetes.
[LFR] Développeur Back-end Java / Spring Boot / Kafka à Lille - 2063
Dans le cadre de l'évolution de sa plateforme de commerce omnicanal, le client recherche un développeur expérimenté pour intervenir sur les parcours de vente, de paiement et d'encaissement, aussi bien sur le web qu'en…
Senior Java Backend Developer
We are seeking a highly skilled Senior Java Backend Developer to join our dynamic team in Karnataka or Tamil Nadu. The ideal candidate will have extensive experience in backend development using Java and will be…
Senior Backend Engineer
Job Type: Remote Job Field: Software Engineering Experience: 7+ years Lagos-based candidates preferred. Apply via:…
Senior Back-end Engineer
Senior Backend Engineer in Sofia building microservices for Cognyte's Analytics Platform, handling and analyzing mass amounts of data in distributed environments with high availability and low latency. Core stack: Java/Spring, cloud-native tech (Kubernetes/Docker on GCP/AWS/Azure), Kafka, PostgreSQL/NoSQL, Elasticsearch.
Senior .NET Backend Developer
On-site senior backend role at CoreKinect, an IoT hardware startup in Chandler, AZ. The developer designs and maintains scalable C#/ASP.NET Core services, REST APIs, and relational databases (SQL Server/PostgreSQL), plus event-driven messaging and production reliability work for enterprise applications.
Senior Backend Engineer, Node & TypeScript, Stable SportsTech Co, Used by Millions
Senior backend engineer at a remote-first sports technology platform serving millions of users and tens of thousands of amateur sports organizations. You build and scale event-driven Node.js/TypeScript microservices with SQL databases, APIs, queues, and caching, with a strong product focus and mentoring of other engineers.