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Senior Data Scientist (Big Data)
Fully remote Senior Data Scientist for a renewable-energy analytics company (sourced via recruiter Placements24). Day to day: build and deploy machine learning models and big-data pipelines (Hadoop, Spark, Kafka) in Python/R to extract insights and drive decisions in the energy sector.
Principal Data Scientist (Big Data Analytics)
Senior data science role in Randburg, South Africa: lead advanced big data analytics projects, build and deploy production ML models on large-scale pipelines, and mentor junior data scientists. Core stack includes Spark, Hadoop, and Kafka, with Python/R, SQL/NoSQL, and cloud platforms like AWS, Azure, or GCP.
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 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.
Remote Junior Full Stack Developer
Fully remote junior full-stack developer role with a digital solutions provider (hired via Placements24), building web applications end to end — user-facing features in a modern JS framework (React/Angular/Vue) plus server-side logic, databases, and APIs (Node.js, Python/Django, or Rails), with some cloud deployment work.
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.
Lead Full-Stack Developer (Remote-First)
Remote-first lead full-stack developer role (posted by recruiter Placements24 on behalf of a client) leading design and delivery of scalable web applications while mentoring a distributed dev team. Stack: Python/Node/Java back ends, React/Angular/Vue front ends, SQL/NoSQL databases, AWS/Azure/GCP, Docker/Kubernetes.
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.
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.
Developer - Backend Integrations
Back-end integrations developer on Super Group's Digital Services team, designing and maintaining C#/.NET-based APIs, web services, and system-to-system integrations that move supply-chain transactions across enterprise platforms. Also involves code reviews, mentoring junior developers, and incident/root-cause support.
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.
Remote Senior Backend Engineer (Python/Django)
Senior Backend Engineer designing, building, and scaling Python/Django backend services and RESTful APIs for a SaaS client's platform, fully remote from anywhere in South Africa. Day to day: database management (PostgreSQL/MySQL), testing, code reviews, troubleshooting, and mentoring junior engineers.
Senior Backend Engineer - Remote Python/Django
Placements24 is hiring a Senior Backend Engineer to design, build, and maintain scalable backend systems using Python and Django, focused on RESTful APIs, robust databases, and secure data practices in a remote-first setup. Strong Python/Django, SQL (PostgreSQL/MySQL), plus cloud and containerization familiarity are expected.
AI Data Engineer - Big Data Pipelines
AI Data Engineer building and maintaining scalable big data pipelines (ETL/ELT, data warehouses and lakes on cloud) that feed AI/ML initiatives, ensuring data quality and performance end to end. Core stack: SQL, Python/Scala/Java, Spark/Hadoop/Flink, Airflow, AWS/Azure/GCP data services.
Remote Senior Backend Engineer (Python)
Fully remote Senior Backend Engineer for a fintech startup (recruited via Placements24): designing scalable Python backend services and REST APIs with Django/Flask, PostgreSQL and Redis on cloud platforms, plus architecture decisions, code reviews, and mentoring, with an operational base in Stellenbosch, South Africa.
AI Data Engineer: Scalable Big Data Pipelines in the Cloud
AI Data Engineer at Placements24 in Polokwane who designs and maintains scalable cloud data pipelines for AI projects — building data warehouses/lakes and ETL/ELT processes so data scientists and ML engineers get reliable, quality data. Core stack: SQL, Spark/Hadoop/Flink, Python, Scala.
Senior Data Engineer
PBT Group is hiring a Senior Data Engineer in Johannesburg (hybrid, 12-month contract) to design, build and optimise cloud-native data platforms and near-real-time pipelines on Google Cloud Platform, working with BigQuery, Dataflow, Pub/Sub, Cloud Run, GKE, Cloud Composer and dbt, using advanced Python and SQL.
Senior Data Engineer (Big Data & ETL)
Senior Data Engineer at a data analytics firm in Sandton (hybrid work). Day to day: designing, building, and maintaining scalable ETL/ELT pipelines and cloud data infrastructure using big data tools (Spark, Hadoop), SQL, Python/Scala, and cloud platforms like AWS, Azure, or GCP to support BI, ML, and reporting.