8,647 Senior Backend jobs
Senior backend engineering roles owning server-side systems and APIs.
Desarrollador Backend Senior - Azure Cloud & IA
Senior backend developer role focused on building and deploying cloud-native services on Azure, integrating OpenAI for enterprise-grade scalability and performance. Hybrid on-site position in Buenos Aires (2 days remote per week), working alongside data and DevOps teams.
Desarrollador Backend Mid / Senior
Backend Engineer (mid/senior, 4+ years) building services with Node.js/NestJS and C#/.NET microservices on AWS (ECS/Fargate, Lambda, SQS), plus legacy work (ASP.NET MVC5/Web API 2, WCF/SOAP) and SQL Server, MongoDB, and DynamoDB data stores. Hybrid role based in San Isidro, Peru, hired via Coforge.
Desarrollador Backend Senior
Senior Backend Developer building cloud-native applications, integrations and CI/CD pipelines on Microsoft Azure, including Azure OpenAI-powered features, containerized services (Docker) and relational/NoSQL databases. On-site role in Buenos Aires (2 remote days) working for one of Analytixcg's clients.
Senior Backend Engineer
About Huskeys Huskeys is reimagining web application protection for the modern era. We built the first Agentic Network Security Control Plane: an AI-powered mitigation layer that works with any existing WAF, so…
Backend-Entwickler (m/w/d)
Backend developer at S-KON Gruppe in Hamburg building high-performance e-commerce solutions and shop systems integrated with internal ERP systems and CMS components, working on both client projects and own internal products. Core stack: Golang or Symfony on the backend with React frontend, Git, cloud and Docker.
Senior Backend & AI Platform Developer
Senior Backend Developer – AI, APIs & LLM Integration Location: Remote Timings: 4 pm - 12 am (Monday to Friday) Employment :Type Full-Time / Contract About The Role We are seeking an outstanding Backend Developer who…
Senior Backend Engineer (C#/.NET) - Asset Mgmt, Sweden
12-month engagement via Datamatics Global Services for a Swedish asset-management client: a senior backend developer building robust C#/.NET services with SQL Server data modeling and complex integrations, delivered DevOps-style (CI/CD, IaC) in on-premises Microsoft environments within agile teams.
Senior Backend Developer
12-month contract role for a Swedish asset-management client: develop and maintain C#/.NET backend applications, SQL Server databases, complex integrations, and CI/CD/DevOps pipelines in an on-premises Microsoft environment. Swedish language is mandatory; frontend skills (React/Angular/Vue/Blazor) are a plus.
Senior Java Backend Developer - 883 (Chicago)
Senior Java backend developer on an Agile/Scrum team in Chicago (or Peoria, IL): designs, codes, tests, and deploys complex Java applications on AWS (ECS, Lambda, CloudFormation), oversees database changes and security measures, and supports CI/CD pipelines with relational/NoSQL datastores. Requires 8+ years of Java and software development experience.
Senior Backend Engineer (Java / Kotlin) (Phoenix)
Senior backend engineer on a payments team building secure, scalable cloud-native microservices for digital wallet platforms (Apple Pay, Google Pay, Samsung Wallet), tokenization, and banking integrations, using Java/Kotlin, Spring Boot, Vert.x, Kafka, Couchbase, and OpenShift in a hybrid Phoenix role.
Senior Backend Engineer (Java / Kotlin)
Senior backend engineer on a payments team building digital wallet platforms and integrations with Apple Pay, Google Pay, and Samsung Wallet. Day to day: Java/Kotlin microservices using Spring Boot, Vert.X, Kafka, and Couchbase, with tokenization, cryptography, and OpenShift cloud-native deployment. Hybrid role in Phoenix, 6+ month C2C contract.
Senior Backend Engineer
Senior Backend Engineer at Sniffies, a location-based social/dating web app, owning backend features end-to-end on a Node.js/TypeScript/AWS stack with MongoDB and an emerging ScyllaDB layer, serving ~3M monthly users with real-time messaging, subscriptions, ads, and analytics.
Senior Python Backend Engineer - AI API Platform (Hybrid)
ScienTec Consulting is hiring a senior Python backend engineer to design, build, and maintain scalable Python backends for an AI API platform, owning features end-to-end and integrating internal and external systems. The stack includes PostgreSQL, MongoDB, Redis, and modern cloud patterns, in a hybrid Pasir Panjang, Singapore setting.
Senior Java Backend Engineer - Microservices & Spring
Trinity Consulting Services Pte. Ltd. is hiring a senior Java backend engineer in Singapore to build and maintain scalable microservices-based banking systems using Java 8+, Spring, Camel, and Kubernetes, applying domain-driven design, exposing APIs, running CI/CD pipelines, and collaborating with AI coding agents (Spec Kit).
Senior Backend Engineer: Scale Telemetry Data Pipelines
Senior Backend Engineer building and scaling the backend of an observability platform in Singapore: high-performance APIs, streaming pipelines, and scalable data stores handling millions of telemetry events per second, while shaping microservices, CI/CD, and IaC practices at a fast-paced startup.
Senior Java Backend Engineer - BAU & Cloud Microservices
Helius Technologies in Singapore seeks a Senior Java Developer for BAU support of its cloud-native backend, ensuring the stability, performance, and delivery of Java microservices on AWS. Core stack: Java 17+, Spring Boot 3.x, AWS, CI/CD, and API integrations with Okta and MuleSoft.
Senior Java Backend Engineer - Low-Latency Trading
Senior Java engineer on Aquariux Fintech's core team, designing and building performance-critical, low-latency backend systems for a financial trading platform — including Order Management Systems (OMS), market data infrastructure, and exchange connectivity.
Senior Java & Spring Backend Engineer — Microservices
Luxoft Singapore seeks a senior Java/Spring backend engineer to develop and maintain microservices for a banking trading application, including building monitoring/logging systems and ensuring security practices. Day-to-day involves cross-environment troubleshooting and collaborating with engineers, QA, and product teams.
Senior Backend Engineer: Microservices, Java & Cloud
Senior backend engineer in Singapore designing, building, and deploying scalable Java 8 microservices with Docker, Spring, and cloud-native patterns on AWS/Kubernetes. Day-to-day work involves messaging (JMS), Apache Camel integration, ELK observability, and SQL/NoSQL databases within Agile teams.