Backend Developer Python

Senior Python Back-End Engineer – Conversational AI & Generative AI (AWS / LLM / RAG) Apply (by clicking the relevant button) after checking through all the related job information below. Role Context We are currently hiring for our
client in the banking industry
, a leading European financial institution with a strong focus on
digital transformation and AI innovation
. The organization is investing heavily in
Generative AI, conversational platforms, and cloud-native solutions
to enhance internal services across HR, Facilities, Marketing & Communications, and other business domains.
Role Summary We are looking for a
Senior Python Back-End Engineer
with strong experience in
AWS, AI-driven applications, and backend development
. You will design and build
scalable backend services for conversational AI solutions
, leveraging
Generative AI, LLMs, and RAG architectures
in a secure AWS environment. The role combines
backend engineering, cloud integration, and AI solution development
, in close collaboration with business stakeholders, architects, and data science teams.
Key Responsibilities Translate business requirements into
technical AI and backend solutions Design and develop
Python-based backend services and REST APIs Build and deploy
RAG-based and Generative AI applications using AWS Bedrock and LLMs Work with
AWS services (S3, analytics, integration tools, etc.) Implement and maintain
CI/CD pipelines and DevOps practices Perform
testing, code reviews, debugging, and production support Ensure
system integration across multiple applications and platforms Collaborate with
data scientists, architects, and cloud teams Contribute to
chatbot and conversational AI development
Required Skills 5+ years of experience in
Python backend development Strong knowledge of
AWS (especially Bedrock, S3, and related services) Experience with
LLMs (e.g., Claude or similar models) Understanding of
RAG architectures and GenAI applications Experience with
REST APIs and system integration CI/CD and DevOps experience Strong analytical and problem-solving skills Ability to translate
business needs into technical solutions Fluent xqknzec in
English
(Dutch is a plus)
Nice to Have Experience with
Agile / SAFe environments Knowledge of
testing and QA practices Exposure to
enterprise integration environments
Soft Skills Strong communication and stakeholder management Analytical and structured thinking Team player, collaborative mindset Quality- and security-oriented Proactive and results-driven Eager to learn new technologies
Team Environment You will join a
cross-functional integration team
delivering AI and cloud solutions in an
international Agile setup (Belgium, Czech Republic, Bulgaria)
, focused on innovation, knowledge sharing, and continuous improvement.