358,978 Senior-Level jobs
Senior engineering roles for experienced developers who lead delivery.
Senior Full-Stack Engineer: Node.js & React — Remote-First
Senior full-stack engineer designing, developing, and deploying scalable web apps with Node.js/Express on the backend and React on the frontend for a distributed team, including robust APIs, SQL/NoSQL databases, and testing/CI-CD. Remote-first with a nominal presence in Rustenburg, South Africa.
Remote Senior Full-Stack Engineer: SaaS
Placements24 is hiring a remote (anywhere in South Africa) Senior Full-Stack Developer to design, develop, and deploy scalable SaaS web applications. Day to day spans front-end and back-end work — React (or similar), Node.js or Python/Java, and databases — alongside shaping technical strategy and code quality.
Remote Senior Data Scientist - Big Data for Energy
Fully remote Senior Data Scientist role in energy analytics: building and deploying scalable ML models, creating data pipelines, and turning complex data into actionable business insights. Emphasizes stakeholder collaboration, data governance, and staying current with ML and Big Data technologies.
Remote Senior Full-Stack Developer (Python/React)
Fully remote (within South Africa) senior full-stack developer role at a technology-firm client of recruiter Placements24, building and deploying scalable web applications. Day-to-day covers backend work in Python (Django/Flask), React frontend, RESTful APIs, and SQL/NoSQL databases, plus code reviews and mentoring.
Senior Full-Stack Engineer, SaaS Platform
Senior full-stack developer building end-to-end features for a fast-growing cloud SaaS platform in Durban, South Africa, serving international clients. Works across backend (Python/Node.js/Java) and frontend (React/Angular/Vue), designs SQL/NoSQL databases, mentors juniors, and contributes to architecture decisions.
Senior Full-Stack Engineer — Hybrid, Cloud & Growth
Senior full-stack developer at Network Finance in Johannesburg building scalable, cloud-hosted web applications for employees and customers, focusing on API integration, data fidelity, and performance. Core stack is React, TypeScript, Node.js, and SQL; hybrid on-site work.
Senior Full-Stack Engineer - React & Node.js (Hybrid)
Placements24 in Pietermaritzburg (hybrid) is hiring a Senior Full-Stack Developer to design, build, and implement modern web applications with React and Node.js, deliver RESTful APIs and scalable, secure, performant systems, and mentor junior developers while collaborating with cross-functional teams.
Senior Full-Stack Engineer – On-Site Durban FinTech Innovator
Senior full-stack engineer at a fast-growing Durban fintech, fully on-site: designing, developing, and deploying backend systems and dynamic frontend interfaces for financial platforms. Core stack spans Python/Java/Node.js plus database, cloud, and containerization work; 6+ years' experience required.
Senior Full-Stack Engineer: Node.js/Angular (Hybrid)
Senior full-stack developer at Placements24 in Stellenbosch, South Africa (hybrid), designing, building and deploying scalable web applications with Node.js on the backend and Angular on the frontend. Day to day: collaborate with product teams, optimize performance, write tests, mentor and drive technical choices.
Senior Full-Stack Developer - Remote First
Senior full-stack developer (hired via recruiter Placements24 for WhatJobs Direct) building, deploying, and architecting web applications fully remote anywhere in South Africa. Duties include mentoring junior developers and shaping the technical roadmap; no specific tech stack is named.
Senior Fullstack Developer
Senior full-stack developer joining a client's core R&D team to build a cloud-based SaaS platform: architecture, Node.js backend, React frontend, third-party API integrations and performance optimisation, while mentoring juniors and upholding coding standards. Hybrid working in Cape Town; stack centers on AWS, microservices and containers.
Senior Data Engineer - AI Platforms
Senior Data Engineer who designs, builds, and maintains ETL data pipelines and cloud data infrastructure (AWS/Azure/GCP) powering AI/ML initiatives, ensuring data quality and scalability for data scientists and AI engineers. Based in Upington, Northern Cape on a hybrid model; requires 5+ years in data engineering with SQL, Python, and big data tools.
Senior Big Data Engineer - Remote, Cloud & Analytics
Senior data engineer designing, building, and maintaining scalable data pipelines and data lakes for analytics, working with Spark, Hadoop, and cloud platforms. Remote-first South Africa role, collaborating with data scientists and business stakeholders in a distributed team.
Remote Senior Software Engineer - Backend Development
Fully remote (within South Africa) senior backend engineer who designs, builds, tests, and maintains scalable backend services and APIs, works with SQL/NoSQL databases, mentors junior developers, and shapes architecture. Core tech: Python/Java/Node.js/Go, REST APIs, PostgreSQL/MongoDB, with cloud (AWS/Azure/GCP) and Docker/Kubernetes desirable.
Senior Backend API Engineer Remote & Scalable Microservices
Placements24 is recruiting for a SaaS provider seeking a Senior Backend Engineer focused on API development. Day to day: designing and optimizing scalable RESTful APIs and microservices in Python, Java, Go, or Node.js, working with SQL/NoSQL databases, ensuring testing and security, and mentoring peers on a remote-first team.
Senior Data Engineer: GCP Cloud-Native Pipelines Real-Time
PBT Group is hiring a Senior Data Engineer in Johannesburg to design, develop, and optimize scalable, cloud-native data pipelines on Google Cloud Platform, covering both streaming and batch processing for near-real-time data. Core skills: GCP, Python, SQL, and distributed data processing, blending architecture with hands-on development.
Senior Full-Stack Developer (Node.js/React)
Senior full-stack developer at a software development house serving a range of clients, building web apps with Node.js backends and React frontends from its Paarl, South Africa office (hybrid). Work spans the full lifecycle: API design, coding, code reviews, troubleshooting, architecture input, and mentoring juniors.
Senior Full-Stack Developer - JavaScript Ecosystem
Senior full-stack developer for a Pietermaritzburg-based tech client, working hybrid: building and maintaining scalable web applications, managing databases, reviewing code and mentoring juniors in agile teams. Core stack is the JavaScript ecosystem (React/Angular/Vue, Node.js/Express) with PostgreSQL/MongoDB/MySQL; cloud (AWS/Azure/GCP) and Docker/Kubernetes are desirable.