We are Plexus Tech, a technology company with more than 5,000 professionals developing innovative products and services that improve the lives of people and organizations. With over 20 offices across Spain and a integral presence, we support nearly 80% of IBEX35 companies. For 25 years, we have been creating technology with soul — and to continue growing, we need senior talent who bring experience, technical expertise and a strong commitment to quality

What are we looking for? a talented

Senior Atoti Engineer / Technical Specialist

to join a strategic Risk Analytics and Data Platform programme within a Corporate & Investment Banking environment

This role will play a key part in the design, development and optimization of analytical solutions built on

Atoti (ActiveViam)

and DataLake architectures. The successful candidate will work closely with Functional Analysts, Risk teams, Data Engineers and Architects to deliver scalable, high-performance analytics and reporting capabilities

Depending on experience, the role may involve technical leadership responsibilities, solution design ownership and mentoring of junior developers

Key Responsibilities

Design, develop and maintain multidimensional cubes using Atoti / ActiveViam

Implement measures, calculated metrics and pre-calculated analytics

Design and maintain data models, hierarchies and aggregation structures

Develop and maintain data ingestion, transformation and publication processes

Implement business and calculation logic within the Atoti analytical layer

Integrate analytical solutions with DataLake platforms and other enterprise systems

Design and develop REST APIs and microservices supporting risk analytics solutions

Define and optimize data processing, aggregation and calculation strategies

Analyze and validate analytical datasets, measures and reporting outputs





Perform data reconciliation and ensure consistency across multiple systems

Optimize cube performance, memory usage, query execution and scalability

Troubleshoot complex technical, data and performance issues

Contribute to end-to-end solution design, architecture discussions and technical roadmaps

Execute and support unit testing, integration testing, certification and release activities

Maintain technical documentation and ensure adherence to development standards and best practices

Collaborate with Architects, Data Engineers, Functional Analysts and business stakeholders.

Provide technical guidance and mentoring to less experienced team members

Support continuous improvement of Atoti and Data Platform capabilities

Mandatory Requirements Experience

1+ years of software development experience

Proven experience working with analytical and reporting platforms

Hands-on experience developing solutions with Atoti / ActiveViam

Experience working in data-intensive and enterprise environments

Technical Skills

Atoti / ActiveViam

Java

Python

SQL

REST APIs

Microservices

Performance optimization and scalability

Data modelling and analytical structures

Data integration and transformation processes

Professional Skills

Strong analytical and problem-solving capabilities

Ability to understand complex business and technical requirements

Experience working within multidisciplinary teams

Strong communication and stakeholder management skills

Ability to work autonomously and drive technical solutions





Languages Nice to Have

Cloud platforms (AWS, Azure or GCP)

DataLake architectures

Control-M

Jira and Confluence

Experience in Capital Markets environments

Knowledge of Counterparty Credit Risk (CCR)

Knowledge of XVA analytics and reporting

Exposure to large-scale risk analytics or regulatory reporting platforms

Solution architecture or technical leadership experience

What we offer

The opportunity to work on innovative projects with real impact, in key sectors, using cutting‑edge technologies and collaborating with national and international clients.

Real flexibility through our

Flexology

model: work from home, from our offices or wherever your talent flows best. You choose.

Flexible compensation to optimise your salary, with tax‑advantaged benefits such as meal vouchers, transport, childcare, medical insurance and more.

Continuous training and professional development, with access to certifications and digital learning tools like LinkedIn Learning so you never stop growing.

A

BabyFriendly

environment, where we celebrate every new baby with a special kit and promote work‑life balance to advance equality.

Commitment to Equality Plexus Tech maintains a firm commitment to corporate Equality policies. All our recruitment processes ensure equal opportunities for men and women, as reflected in our Equality Plan.

We promote equal treatment and opportunities for all individuals, ensuring that no reason related to birth, race, gender, religion, opinion or any other personal or social condition leads to discrimination. We are particularly committed to fostering a diverse and inclusive environment and advancing the elimination of discrimination against LGTBI individuals, regardless of their sexual orientation, gender identity or gender expression.

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📌 Senior Atoti Engineer / Technical Specialist – Risk Analytics & Data Platforms (Madrid)
🏢 Plexus Tech
📍 Madrid