Senior FullStack Engineer - 100% (f/m/d)

Julius Baer is hiring a Senior FullStack Engineer - 100% (f/m/d) in Madrid, Spain. Level rates it ; you can apply on Julius Baer.

Level's read on this job

Uses AI ●●○○ is how Level rates this software engineer role: an ordinary role that requires AI tools.
The posting mentions Claude and Claude Code among its tools and skills.
Level classes it as a senior role.
Julius Baer has 191 other open roles on Level.

AI in this role

claudeclaude-code

At Julius Baer, we celebrate and value the individual qualities you bring, enabling you to be impactful, to be entrepreneurial, to be empowered, and to create value beyond wealth. Let’s shape the future of wealth management together.

Responsible for designing, developing and testing software modules, ensuring optimal functionality and integration within complex systems. The role demands a combination of in-depth technical expertise and collaboration with cross-functional teams to innovate and deliver high-quality software solutions.

YOUR CHALLENGE

Collaborate within a cross-functional, agile team
Own the full software delivery lifecycle: design, implement, deploy, release, and monitor applications.
Translate business needs into technical solutions by partnering with colleagues across various divisions of Julius Baer.
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Work alongside Solution Architects to design software solutions aligned with the Bank's overall architecture vision.
Engage actively in internal Software Engineering communities by sharing knowledge and supporting peers.
Conduct pull request reviews and deliver high-quality code that adheres to Julius Baer's engineering guidelines and standards.

YOUR PROFILE

Education: Bachelor's or Master's degree in Computer Science or a related field, or equivalent proven working experience.
Experience: Minimum of seven years of Java development experience, along with minimum of three years of Frontend / Full-Stack development experience.
Tech stack: Spring Boot, service-oriented architecture, RESTful services, SQL (Oracle), React/Angular, JavaScript, TypeScript, Kubernetes (PKS), Virtual Machines, streaming (Kafka, Avro), OpenAPI, and UML.
Financial domain expertise: Solid understanding of client pricing domain and core banking systems.
Engineering practices: Proven delivery experience using test-oriented development approaches, including Test-Driven Development (TDD) and Behavior-Driven Development (BDD), with a strong appreciation for automated testing and quality assurances measures.
DevOps understanding: Familiarity with Continuous Integration/Continuous Deployment (CI/CD) pipelines and modern deployment concepts.
Soft skills: Pragmatic, open-minded, and entrepreneurial, with a can-do attitude. You take pride in your work and lead by example.
Collaboration: Strong communication and problem-solving skills, with the ability to engage effectively across technical and business stakeholders in a cross-cultural environment.
Language: English C1 level with fluent business proficiency.
Bonus: Experience with AI-assisted coding tools such as Claude Code or similar is a plus.

We are looking forward to receiving your full job application through our online application tool. Further interesting job opportunities can be found on our Career site.

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How we rate this

Senior FullStack Engineer - 100% (f/m/d) at Julius Baer rates 46 out of 100 for how much of the daily work is AI. That makes it Uses AI (AI Level 2 of 4). The level is about AI in the job, not seniority.

Classification

Uses AI. An ordinary role that requires AI tools.

●●●● 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 FullStack Engineer - 100% (f/m/d) is an open job at Julius Baer.
Level rates this role AI Level 2 of 4: Uses AI.
The role is based in Madrid.
The job was posted on September 28, 2026.
Seniority: senior.
Applications are handled by Julius Baer. Apply on Julius Baer

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

ClaudeClaude Code

Also common in software engineer jobs at this level

Python AWS C++Docker Generative AI AI agents

Pay

Typical software engineer job: $167k

This posting doesn't list pay. Use the typical software engineer figure when pay comes up. See software engineer jobs

Questions you could be asked

What's a project where you used Claude hands-on?
Walk me through how you've used Claude Code in your day-to-day work.
This role expects you to use AI tools as part of the job. Which ones have you used, and for what?
Tell me about a time an AI tool got something wrong. How did you catch it?

Adapt your resume

List these exact terms on your resume: Claude and Claude Code. 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.
Put the AI tool in a bullet point about what you did, not just in a skills list. This role treats it as a required part of the job.

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