8,608 Senior Backend jobs
Senior backend engineering roles owning server-side systems and APIs.
Pessoa Desenvolvedora Backend Java SR
Senior backend Java developer on Banco Bradesco's PIX tribe: builds and evolves high-availability APIs and microservices, integrates modern systems with legacy/mainframe platforms, supports incident analysis, code review, and mentoring. Stack: Java, Azure, Kubernetes (AKS), MongoDB, Redis, CI/CD. Hybrid role, 2 days onsite.
Senior Backend Software Engineer
Senior backend engineer in Colombia building AI-powered sales intelligence tools for GoDaddy, using Java, TypeScript, Salesforce, and cloud platforms.
Senior Backend Engineer (Remote) — Python/Django, Scale
Senior Backend Engineer building and maintaining server-side logic in Python/Django for a distributed, remote-first team. Day to day: designing scalable, secure APIs, deploying to cloud platforms (AWS/Azure/GCP), collaborating with front-end and product teams, and mentoring junior engineers.
Senior Backend Engineer — C#/.Net & C++ (Remote)
Senior Statistical Programmer (FSP) at Parexel in South Africa, dedicated to a single sponsor: programs and QCs clinical-trial datasets (SDTM, ADaM), tables, figures and listings using SAS, may lead the statistical programming team, and ensures compliance with SOPs, ICH-GCP and 21 CFR Part 11. Note: the listing title (C#/.NET backend) does not match the described role.
Remote Senior Blockchain Backend Engineer — High-Impact
Placements24 is hiring a Senior Blockchain Backend Engineer for a remote, full-time role. Day to day, you design, build, and maintain core backend services powering blockchain solutions and architect scalable APIs with distributed teams. Requires 5+ years backend development and proficiency in Go, Rust, Python, or Java.
Senior Backend Engineer
A Senior Backend Engineer role in Cape Town via recruiter Placements24, working for a client company to design, build, and maintain server-side logic, databases, and APIs while mentoring juniors and contributing to architecture. Requires 5+ years of backend experience with a major language (Python, Java, Node.js, Go, C#), SQL/NoSQL databases, and REST APIs.
Senior .NET Backend Engineer - Microservices & Cloud
Senior backend engineer at Betway's Pretoria office working on an enterprise-scale microservices platform, influencing architecture and mentoring engineers. Core stack: .NET 8+/C# 12+, SQL Server with EF Core/Dapper, event-driven messaging (RabbitMQ/Kafka/Azure Service Bus), Azure DevOps, and OpenTelemetry.
Senior Backend Engineer, AI Platforms (Hybrid)
Placements24 is hiring a Senior Backend Engineer in Stellenbosch (hybrid) to design, build, and scale backend services and data pipelines for AI platforms, shaping APIs and driving reliability alongside AI/ML teams. Core stack: Python/Go/Java/Node.js, RESTful APIs, Docker, Kubernetes, and AWS/Azure/GCP.
Senior Backend Engineer - Fintech (Hybrid) + Stock Options
Placements24 is hiring a Senior Backend Engineer to design, develop, and maintain core services and APIs for fintech products in a hybrid role based in Randburg, Gauteng. The work spans Python, Java, Go, or Node.js, robust database solutions, scalable architecture, testing, and collaboration with frontend and product teams.
Senior Backend Developer - FinTech
Senior Backend Developer for a fast-growing FinTech client in Tembisa, Gauteng (hybrid): design, build, and maintain scalable backend services and APIs, optimize databases and performance, and ensure security and reliability. Stack spans Python/Java/Go/C#, SQL/NoSQL databases, microservices, cloud platforms, and Docker/Kubernetes.
Senior Backend Engineer (FinTech) - Hybrid
Senior backend engineer designing, developing, and maintaining scalable backend services and APIs for a fintech client in Tembisa, Gauteng, on a hybrid in-office/remote model. Works with Python/Java/Go/C#, optimizes PostgreSQL/MySQL/MongoDB databases, and collaborates with product, QA, and frontend teams.
Senior .NET Backend Engineer — Microservices Leader
Senior backend engineer at betting operator Betway Global in Pretoria, designing and optimizing .NET 8+/C# 12+ microservices backed by SQL Server. The role leads architecture decisions across teams, incident response and post-mortems, and mentors other engineers.
Senior Backend Engineer (Python/Django) – Hybrid & Growth
Senior Backend Engineer at Placements24 in Upington, South Africa, working hybrid to design, develop, and maintain Python/Django back-end systems and REST APIs. Requires 5+ years of backend experience with strong PostgreSQL/MySQL database design; cloud experience is desirable.
Senior Backend Developer (Python/Django)
Senior backend developer building and maintaining scalable Python/Django services and REST APIs for a fast-growing SaaS company. Fully remote within South Africa, working with PostgreSQL/MySQL, Git, Docker, and cloud platforms alongside front-end developers and product managers in a distributed team.
Senior Golang Backend Developer
Senior backend engineer who builds and scales high-load Go microservices and leads the gradual migration of an existing Node.js/NestJS backend to Go. Core stack: Go, PostgreSQL, MongoDB, Redis, with REST, WebSockets, gRPC, queues, and event-driven, distributed architecture.
Senior .NET Backend Developer (Cloud Native Specialist)
Senior .NET Backend Developer building high-performance cloud-native microservices and REST/gRPC APIs on .NET 8+/C#, deployed with Docker/Kubernetes on GCP/AWS/Azure, with event-driven messaging (Kafka, Pub/Sub, RabbitMQ). 100% remote role focused on client cloud transformations.
Senior Java Backend Engineer-Remote, Cloud & Microservices
Senior Java backend engineer building microservices in a 100% remote role, working with Spring Boot, relational and NoSQL databases, and Kafka/RabbitMQ messaging. Valued extras include reactive programming, DDD, Docker/Karate testing, cloud environments, and AI development tools.
Desarrollador/a Backend Java Senior
Senior Java backend developer working autonomously on microservices with Spring Boot, PostgreSQL/MongoDB, and event-driven messaging (Kafka/RabbitMQ), applying reactive programming, DDD, Docker-based testing, cloud-native architectures, and AI-assisted dev tools. The position is 100% remote from Madrid.
Desarrollador Backend Java Senior – Hybrid y Crecimiento
3MT Global Services seeks a senior Java backend developer in A Coruña (hybrid) to build solutions end to end, from analysis through production, collaborating on technical design and code review using Java, Spring Boot, event-driven microservices and documented REST APIs.