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software and tech company
This is us At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise…
Senior engineer building and maintaining mission-critical IBM mainframe applications (COBOL, CICS, DB2, JCL) powering card processing, merchant acquiring, settlement, and chargeback handling in banking. Hybrid role based in Buenos Aires (CABA) requiring 3 on-site days per week.
Avenga is hiring a Senior Cloud-Native Java Engineer in Buenos Aires (hybrid, 3 days/week at the client bank's office) to build scalable banking and FinTech applications. Core stack: Java 17+, Quarkus, Spring Boot, microservices, Kubernetes/OpenShift, Docker, Kafka, RabbitMQ, and CI/CD.
Senior AI/ML engineer at Avenga's Sofia R&D team building production-grade AI products around LLMs and agentic AI — designing end-to-end systems, RAG pipelines, multi-agent workflows, and Python/FastAPI backends using LangChain/LangGraph, vector databases, and Docker.
Senior SAP SD consultant supporting an ERP tax management project for healthcare/life sciences clients in LATAM. Day to day: gathering tax and regulatory requirements, designing and configuring SAP SD, e-invoicing, and SAP DRC solutions across multiple countries, plus testing and supporting global rollouts. Core tech: SAP SD, SAP DRC, e-invoicing (e.g., Peppol).
A senior engineer owns customer-facing network services on public cloud (AWS, Azure, GCP, IBM Cloud), troubleshooting complex connectivity, VPN, firewall, load balancing and DNS issues in production while managing incidents with engineering and support teams. Day to day it's cloud/network operations, fault isolation and documentation.
The Senior Data Engineer will design and develop scalable ETL/ELT pipelines and data transformations for the pharmaceutical industry. The role involves working with Snowflake, Python, SQL, and orchestration tools like Airflow or dbt to ensure data quality and reliability.
Senior QA Automation Engineer at Avenga's Banja Luka office, designing and implementing automated testing solutions across client projects while exploring and integrating AI-driven tools (LLMs, AI-assisted code generation, AI agents) to modernize quality engineering practices using OOP languages and frameworks like Selenium, Playwright, or Cypress.
Senior ML engineer builds and productionizes deep-learning models for industrial equipment behavior using Python, preprocessing real-world data and adapting architectures for production systems.
Builds and maintains an AI assistant's core engine using Python, RAG, and LLM orchestration to execute customer requests safely in production.
Senior Java developer builds and maintains backend services for a UK-based banking platform using Java, Spring, and cloud technologies, working mostly remotely with occasional office visits.
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