Full Stack DeveloperJava & Python (Contract) GautengHybrid ISB1602518

Our client is seeking a Senior Full Stack Developer to actively shape the Groups FinOps strategy and develop innovative solutions for cloud cost management.

This role is ideal for a functional expert with a mastery of cloud-native architectures who can manage complex solutions affecting multiple systems.

Key Highlights *

Strategic Focus: Drive FinOps innovation and cloud cost management for a global landscape.

Cloud-Native Mastery: Heavy focus on AWS serverless (Lambda Step Functions) and containerization.

Global Collaboration: Work within a dynamic global team using the Agile Working Model.

Work-Life Balance: High flexibility with 1960 annual hours and remote/on-site options.

• Position Details * Contract Duration: 02 April 2026 31 December 2028.

• Location: Hybrid Midrand / Menlyn / Rosslyn / Home Office rotation.
• Experience Required: Minimum 3 5 years of hands-on Java backend experience.

Qualifications & Experience

• Bachelor s degree in Computer Science Software Engineering or equivalent practical experience
• Minimum 3-5 years of hands-on Java backend development experience with cloud-native architectures (AWS preferred)
• Demonstrable experience with DevOps practices containerization (Docker ECR ECS) CI/CD pipelines and production reliability

Essential Skills & Technologies

• Strong proficiency in Java and backend development frameworks (Spring Boot Spring MVC) as well as Python
• Experience building and maintaining data pipelines using AWS Lambda
• Proficient with AWS SQS for messaging and decoupled architectures
• Hands-on experience with AWS Step Functions to orchestrate serverless workflows
• Practical use of Amazon S3 for storage of application and pipeline data
• Solid understanding and implementation of AWS IAM for secure access control
• Experience containerizing applications and running them on ECS and using ECR for container registry
• Familiarity with query and analytics using Amazon Athena and ETL with AWS Glue
• Experience working with SQL on relational databases in AWS (RDS) and designing efficient data access
• Strong debugging logging and exception-handling skills for backend services

Advantageous Skills

• Knowledge of AWS networking concepts including VPC and subnet design
• Experience with API Gateway for exposing and securing HTTP/REST endpoints
• Hands-on experience with DynamoDB for highly available NoSQL patterns
• Familiarity with EC2 and Load Balancers for hybrid or non-serverless workloads
• Understanding of AWS WAF for web application protection
• Experience with OpenSearch and OpenSearch Dashboards for search and observability
• Monitoring and metrics experience using Prometheus and Grafana
• Awareness of AWS Inspector and vulnerability scanning tools
• Familiarity with container orchestration using EKS and Kubernetes concepts
• Prior exposure to Canary and Blue-Green deployment strategies in production

Key Responsibilities

• Design develop and maintain backend services and microservices in Java ensuring high quality and performance
• Build and operate data pipelines using Lambda SQS Step Functions S3 Glue and Athena
• Implement secure access and identity controls using IAM best practices
• Containerise backend applications manage images in ECR and deploy to ECS (and EKS where applicable)
• Integrate services with RDS and other database technologies model schemas and optimise queries
• Work with VPC networking and security configurations to ensure secure and compliant deployments
• Design and implement APIs using API Gateway and support API lifecycle management
• Implement logging monitoring and alerting using OpenSearch Prometheus Grafana and dashboards
• Participate in DevOps and SRE activities: CI/CD pipeline improvements incident response observability and SLA reporting
• Support deployment strategies and releases including blue-green and canary rollouts to minimise risk
• Collaborate with product QA and infrastructure teams to deliver features and resolve defects
• Drive improvements in security posture by using AWS Inspector understanding CVEs and remediating Vulnerabilities

NB: * South African citizens/residents preferred.

• Applicants with valid work permits will also be considered.
• By applying you consent to being added to the database and receiving updates until you unsubscribe.
• If you do not receive a response within 2 weeks please consider your application unsuccessful.

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