8,649 Senior Backend jobs
Senior backend engineering roles owning server-side systems and APIs.
Senior Backend Engineer
Senior Backend Engineer at Tagbin Services in Gurugram (full-time, on-site): designing scalable backend systems and APIs, optimizing database performance, and integrating with front-end components. Requires proficiency in Python, Java, or Node.js and databases like MySQL, PostgreSQL, or MongoDB; pays up to ₹14 LPA.
Senior C# .NET Backend Developer
Senior backend-only C#/.NET developer on a 12-month renewable contract (via Nöord Technologies) for a major Montreal bank's capital markets team: building and scaling low-latency, high-throughput services for market risk tracking and interest rate curve models using .NET Core, Kafka, Kubernetes, and AWS. Hybrid in Montreal.
Sr Backend Developer - $4,000 - $5,000 Al Mes - Remoto
100% remote senior backend developer (contractor via Workana) designing and evolving critical backend services for a client whose products securely integrate data from social security, tax, and financial institutions. Core stack: Golang and Python, AWS, relational DBs and MongoDB, focused on APIs, third-party integrations, and observability.
Desarrollador/A Backend Senior Java-Spring Boot-Microservicios - €35.000 - €40.000 Al Año
Senior backend developer role in Madrid (with telework) focused on designing, developing and maintaining scalable applications, REST APIs and microservices using Java and Spring Boot, participating across the full software lifecycle with emphasis on quality and performance. Permanent contract, €35,000–40,000/year.
Senior Software Engineer, Backend
Remote (US) senior backend engineer building and maintaining Automox's SaaS endpoint management software — scalable web applications, databases, and APIs across the full engineering lifecycle. Core stack: Golang, PHP (Laravel), or Java, PostgreSQL, Linux, Docker, AWS, and Kubernetes.
Desarrollador BackEnd – PHP (Jr / Ssr / Sr) Presencial Córdoba-POSICIÓN CUBIERTA
On-site back-end developer role (junior to senior) in Córdoba, Argentina, designing and building the back-end architecture and logic of insurance-industry platforms using PHP with Laravel or Symfony and relational databases, with growth opportunities toward leading teams and projects. The posting is marked as a filled position.
Desarrollador/a Backend Senior Node.js
Senior backend developer building the platform layer of a web-based SCADA system that supervises and commands electric grid equipment for rural cooperatives in Argentina. Day to day: Node.js/TypeScript services, OIDC/OAuth identity with MFA, human-approved command workflows, OpenAPI public API, audit trails, and MQTT messaging.
Senior Backend Distributed Systems Engineer
Senior backend engineer at LotusFlare building, securing, and scaling backend infrastructure for the DNO Cloud platform, handling millions of concurrent API calls globally. The role owns code from development through production maintenance, using a stack that includes Node.js, Lua, and Scala.
Senior Java Banking Backend Engineer
Senior Java engineer designing, building, and supporting secure banking and payment backend services at an established FinTech software provider. Day to day: Spring Boot services, REST APIs, microservices, messaging, and PostgreSQL, with Docker/Kubernetes and CI/CD for regulated financial institutions.
Senior backend engineer (python/django) - remote
Senior backend engineer designing and maintaining scalable Python/Django services and RESTful APIs for a SaaS platform with AI-driven analytics. Fully remote within South Africa, working with relational databases (PostgreSQL/MySQL), Docker, testing frameworks, and cloud platforms.
Senior backend developer (java/spring)
Senior Backend Developer at a software development company in Polokwane, South Africa, building and maintaining scalable backend services and APIs for a variety of client projects. Core stack is Java with the Spring ecosystem (Boot, MVC, Security), plus SQL/NoSQL databases, REST, and microservices.
Senior .net backend engineer | azure microservices
Senior backend engineer at JCM Consultants in Pretoria designing, developing, and maintaining scalable .NET services and APIs on Azure microservices, spanning event-driven systems, SQL Server, Elasticsearch, and CI/CD, while mentoring juniors and contributing to architecture and coding standards.
Sr Java Backend Developer - 100% Remoto
Senior Java backend developer at Mindtech, a LATAM staff-augmentation/outsourcing firm, designing and building scalable, high-availability enterprise services. Day to day: microservices, distributed and event-driven architectures with Spring Boot, JPA/Hibernate, Docker/Kubernetes and cloud platforms, fully remote on the Mexico timezone with USD salary.
Senior Backend Engineer (Stripe & Fintech Specialist)
Senior backend engineer leading a Stripe Connect integration inside a core Django API and migrating payment logic from a legacy Ruby on Rails portal for a marketplace with auctions and bidding. Stack: Python/Django, Celery, Redis, PostgreSQL on AWS; 100% remote, salary in USD.
Desarrollador Backend .NET Senior - Bogotá, Colombia
Senior .NET Backend Developer at SETI S.A.S in Bogotá, Colombia (hybrid, 2-3 days on-site). The role focuses on backend development and refactoring WinForms applications using .NET, C#, Entity Framework, and LINQ, with JavaScript/HTML5/CSS3 for front-end work. Requires 5+ years of .NET experience and B2 conversational English.
Desarrollador Backend ASO/APX - Senior | Remoto
Remote senior backend developer for a financial-sector project staffed through Adecco Colombia: designs, builds and maintains Java 11/17 + Spring Boot applications, REST APIs, unit tests and CI/CD pipelines, working in Scrum with banking-specific tools ASO/APX, LRA and Control-M. COP 9.6M/month, initial 6-month contract with occasional client visits in Bogotá.
Senior Backend Engineer - Go, AI at Scale (Remote)
Senior Backend Engineer on Seedtag's Contextualization Platform team, building high-performance Go backend services, integrating AI/ML capabilities, and developing data pipelines that process large-scale contextual data across OpenWeb, CTV, and in-app advertising environments, in a remote-friendly setup.