SSR Java Spark Developer

Talan; Porto; Remote; EUR 70,000 - 110,000; Full time

Benefits offered by this job

100% Remote set up

Training and career development

Multicultural international projects

Job summary

Talan Spain is seeking a skilled Java-focused Quant/Data Engineer to join our international team. You will improve batch performance, integrate quant libraries, and maintain CI/CD quality while collaborating with Quants, Data, and IMM teams.

Remote work is available 100%. Experience with Spark, Parquet, and AWS is a plus; solid Java and numerical computing skills are required.

Qualifications

• Strong Java with focus on performance and memory management.
• Numerical computing with heavy calculations and parallel processing.
• Experience with credit risk internal models is a plus.
• Build & test tools: JUnit, Git, CI/CD.
• Data processing using Spark and Parquet.

Responsibilities

• Improve performance so daily batch runs finish on time.
• Integrate quant libraries into the stack.
• Keep quality high by writing tests and keeping CI pipeline green.
• Collaborate with Quants, Data, and the IMM team.

Skills

Strong Java

Numerical computing

Credit risk internal models

Tools

JUnit

Git

CI/CD

Spark

Parquet

AWS

Job description

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultantsin 21 countriesand a turnover of €850M, we are committed to delivering impactful, future-ready solutions.

Talan at a Glance

Headquartered in Paris and operating globally, Talan combines technology, innovation, and empowermentto deliver measurable results for our clients. Over the past 22 years, we’ve built a strong presence in the IT and consulting landscape, and we’re on track to reach €1 billion in revenuethis year.

Our Core Areas of Expertise

• Data & Technologies:We design and implement large-scale, end-to-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI.


• Cloud & Application Services:We integrate leading platforms such as SAP, Salesforce, Oracle, Microsoft, AWS, and IBM Maximo, helping clients transition to the cloud and improve operational efficiency.


• Management & Innovation Consulting:We lead business and digital transformation initiativesthrough project and change management best practices (PM, PMO, Agile, Scrum, Product Ownership), and support domains such as Supply Chain, Cybersecurity, and ESG/Low-Carbon strategies.

We work with major global clients across diverse sectors, including Transport & Logistics, Financial Services, Energy & Utilities, Retail, and Media & Telecommunications.

Job Description

Responsibilities:

• Improve performance so the daily batch runs on time.


• Integrate the quant libraries.


• Keep quality high — write tests, fix security findings, keep the CI pipeline green.


• Work closely with Quants, Data, and the IMM team

Qualifications

Mandatory skills:

• Strong Java — good with performance, memory, and multi-threading.


• Numerical computing — comfortable with heavy calculations and parallel processing.
  
  
  • Credit conterparty risk internal model development
  
  


• Build & test tools — JUnit, Git, CI/CD.


• Data — Spark and Parquet.

Nice to have skills:

• Cloud - Experience with AWS is a plus.


• Finance (nice to have) — basic understanding of risk/XVA.Can be learned on the job.

Additional Information

What do we offer you?

• 100% Remote set up


• Training and career development


• Possibility to be part of a multicultural team and work on international projects

If you are passionate about data, development & tech, we want to meet you!

Talan Spain’s commitment to non-discrimination based on gender, race, ideology, or any other reason, in accordance with the company’s \"Equality Plan\" and the current regulations on gender equality between women and men (Royal Decree-Law 6/2019).