Senior Python Developer

Novartis is hiring a Senior Python Developer. It pays €43k-€79k a year and Level rates it ; you can apply on Novartis.

Level's read on this job

Level rates this role Works on AI ●●●○: the daily work is on AI products, without building the model.
The posting allows some remote work.
Tools and skills the posting cites include Copilot, Python and AWS.
Level lists 849 other open roles at Novartis.
The role was posted in the last few days.

AI in this role

Design and develop scalable Python backend applications and APIs to operationalize AI and machine learning solutions for enterprise finance.

CopilotPythonAWSSQL

software-engineeringbackendmicroservicesmachine-learningci-cd

Salary Range:

€42,600.00 - €79,200.00

Job Description Summary

#LI-Hybrid

Location: Barcelona, Spain

Relocation Support: This role is based in Barcelona, Spain. Novartis is unable to offer relocation support: please only apply if accessible.

Imagine building the technology that powers the future of Finance. As a Senior Python Developer at Novartis Digital Finance, you will help transform how Finance teams leverage Artificial Intelligence, Machine Learning, and advanced analytics to drive better decisions and business outcomes. Working at the intersection of software engineering, cloud technologies, and data science, you will design and deliver scalable, enterprise-grade solutions that bring innovative ideas to life. This is an exciting opportunity to collaborate with talented global teams, shape cutting-edge AI products, and make a meaningful impact in a fast-paced environment where innovation, learning, and collaboration are at the heart of everything we do.

Job Description

Key Responsibilities

Design and develop scalable Python applications that support Artificial Intelligence and advanced Finance solutions.
Build secure, maintainable backend services and application programming interfaces for enterprise platforms.
Collaborate with Data Scientists to operationalize Machine Learning and Artificial Intelligence solutions.
Develop cloud-native applications and integrations using modern cloud and container technologies.
Optimize application performance, reliability, and scalability for business-critical workloads.
Drive engineering excellence through automated testing, code reviews, and Continuous Integration and Continuous Delivery practices.
Contribute to technical architecture decisions and mentor developers on software engineering best practices.

Essential Requirements

Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
Proven experience developing enterprise-grade Python applications in complex business environments.
Strong expertise in designing and building application programming interfaces and microservices.
Experience working with cloud platforms, preferably Amazon Web Services.
Solid knowledge of Structured Query Language, software architecture, and clean coding principles.
Demonstrated experience with container technologies, automated testing, and Continuous Integration and Continuous Delivery practices.

Desirable Requirements

Experience working with Artificial Intelligence, Machine Learning, or Data Engineering teams in production environments.
Exposure to Large Language Models, Microsoft Copilot, or Agentic Artificial Intelligence frameworks.

Benefits & Rewards

At Novartis, we’re committed to reimagining medicine together - and rewarding the people who make it happen.

Expected Annual Base Salary Range for role: €42,600.00 to €79,200.00

The base salary offered is determined based on gender-neutral objectives, such as relevant skills, competencies and experience in accordance with the Novartis pay setting policy and upon joining Novartis will be reviewed periodically.

In addition to your base salary, you may be eligible for a performance-based bonus depending on certain performance parameters.

The rewards of being part of our team go far beyond base pay and incentives. We also offer a variety of competitive benefits in kind to help you thrive personally and professionally, such as insurance plans, retirement plans, wellbeing resources and global recognition programs. In addition, we provide flexible and hybrid working options, where possible, and minimum 14 weeks paid parental leave.

Read our brochure to learn more about our global total rewards offering:

https://www.novartis.com/sites/novartis_com/files/novartis-life-handbook.pdf

Note: Benefits and compensation may vary by country and are subject to local legal requirements, including provisions of collective bargaining agreements where applicable. A full overview of your compensation package, including any relevant collective bargaining agreement details applicable to your role based on your employment location and Novartis employer entity, will be communicated separately to you during the application process.

Commitment to Diversity & Inclusion

Novartis is committed to building an outstanding, inclusive work environment and diverse teams representative of the patients and communities we serve.

Skills Desired

Artificial Intelligence (AI), Biostatistics, Change Management, Curious Mindset, Data Governance, Data Literacy, Data Quality, Data Science, Data Visualization, Deep Learning, Graph Algorithms, Learning Agility, Machine Learning (ML), Machine Learning Algorithms, Python (Programming Language), Stakeholder Engagement, Statistical Analysis, Time Series Analysis

How we rate this

Senior Python Developer at Novartis rates 65 out of 100 for how much of the daily work is AI. That makes it Works on AI (AI Level 3 of 4). The level is about AI in the job, not seniority.

Classification

Works on AI. The daily work is on AI products, without building the model.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Senior Python Developer is an open job at Novartis.
Level rates this role AI Level 3 of 4: Works on AI.
The listed salary is €43k-€79k a year.
The role is based in Barcelona Gran Vía and is marked remote.
The job was posted on November 11, 2026.
Seniority: senior.
Applications are handled by Novartis. Apply on Novartis

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

Software EngineeringBackendMicroservicesMachine learningCI/CDCopilotPythonAWS

Questions you could be asked

Tell me about a project where software engineering was part of your work. What did you do?
Tell me about a project where backend was part of your work. What did you do?
Tell me about a project where microservices was part of your work. What did you do?
Tell me about a project where machine learning was part of your work. What did you do?
Tell me about a project where ci/cd was part of your work. What did you do?

Adapt your resume

List these exact terms on your resume: Software Engineering, Backend, Microservices, Machine learning, and CI/CD. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.
Show where AI is part of your daily process, not a one-off project. This role expects it to be a running habit.

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