Staff Engineer Python React AI - Start-up

Client Server; Madrid; Presencial; EUR 99.000 - 121.000; Jornada completa

Descripción de la vacante

Client Server in Madrid is seeking a Staff Engineer / Developer (Python React Full Stack) for an onsite role in Madrid with a pathway to remote work once a week. You will own architecture, design and development of features and bespoke client applications across the full software lifecycle, focusing on Python and React and embracing new AI-enabled approaches.

You will collaborate with senior stakeholders on complex projects, driving AI adoption and improving processes while maintaining a strong

Formación

• Strong backend skills across Python/Java/C#/C++.
• Experience with messaging systems like Kafka.
• Ability to leverage AI tools to improve processes.
• Solid knowledge of databases and data management.
• Willingness to learn new technologies and adapt.
• Strong business sense and impact awareness.
• Fluent English; Spanish desirable.

Responsabilidades

• Architect, design and develop new features and bespoke client applications across the full software lifecycle.
• Lead technical decisions and collaborate with senior stakeholders.
• Drive the use of AI within the company.

Conocimientos

Python

Java

C#

C++

Kafka

AI tools usage

Databases

Learning agility

Business acumen

English fluency

Descripción del empleo

Staff Engineer / Developer (Python React Full Stack) Madrid onsite to €110,000

Are you a technologist with a range of skills across the full stack?

You could be progressing your career in an impactful, hands-on Staff Engineer role for a tech start-up backed by a hugely profitable Private Equity firm in Madrid.

As a Staff Engineer you will take ownership of architecting, designing and developing new features and enhancements, as well as client bespoke applications. You'll be working across the full software development lifecycle using a range of technology with a focus on Python and React, picking up new things on the job.

You'll be hands-on with technology and will work closely with senior stakeholders on complex and interesting projects, including driving the use of AI within the company.

Location

You'll join a small team in Madrid on a fulltime basis (in time with flexibility to work from home once a week).

About you

• You have strong backend skills with Python, Java, C# or C++ - happy to use Python going forward
• You have a strong knowledge of messaging technologies such as Kafka
• You're an advocate of using AI tools to improve processes e.g. Claude, Cursor
• You have a good knowledge of databases and data management
• You enjoy learning and picking up new technologies
• You have strong commercial acumen and understand the business impact of what you do
• You have fluent English language skills, Spanish also desirable

What's in it for you

As a Staff Engineer you will earn a competitive package:

• Salary to €110,000
• Impactful role with excellent career growth