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Talan

SSR Java Spark Developer

Talan Porto, Portugal

Business Consulting and Services · 5,001-10,000 employees

Oct 08
Remote java Mid (2-5 yrs) Full-time Portugal
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About the role

Improve batch performance and integrate quantitative libraries while maintaining high code quality. Collaborate closely with Quants, Data, and IMM teams to support internal model development.

What they look for

Java Spark Parquet Numerical computing Multi-threading Parallel processing JUnit Git CI/CD Credit counterparty risk AWS Risk management XVA Data integration Performance tuning

Requirements

Requires strong Java skills with expertise in performance, memory management, and multi-threading. Candidates must have experience with numerical computing, Spark, Parquet, and build/test tools like JUnit and CI/CD.

Benefits

100% Remote set up Training and career development Multicultural team environment

Full description

Company Description

Talan – Positive Innovation

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and 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 empowerment to 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 revenue this 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 initiatives through 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.
  • English — B2/C1

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).

  • Contract Type: Long term contract

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