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Sia Partners

Management consulting integrating AI and design

Senior Manager in Banking

Full-TimeUpdated on 10/15/2026
No salary listed
Senior, Expert
Master's
Amsterdam, Netherlands
Hybrid
ConsultingStrategy & Management Consulting

About the job

Requirements
  • A Master's degree from a first-class university in business, engineering, economics, or another field represented by the ellipsis in the posting.
  • Fundamental insight into the banking market.
  • Seven to ten years of relevant experience in a consulting company in the banking sector.
  • Self-starting, flexible, entrepreneurial approach, and proven business development skills.
  • Ability to monitor company or market trends, evolutions, new challenges, and triggers, and initiate actions within Sia to adapt its offering or launch prospecting.
  • Successfully conducted relevant projects and managed teams.
  • Personal domains of expertise and readiness to personally deliver consulting services.
  • Strong interest in data and artificial intelligence-related topics, ability to quickly build expertise in these areas, and enthusiasm for helping clients seize the opportunities they offer.
  • Bilingual Dutch and English; Dutch is mandatory.
  • Non-Dutch speakers will not be accepted.
Responsibilities
  • Personally perform and lead consulting missions or projects at customers, using personal expertise to ensure the service and quality level expected by Sia.
  • Follow up on and steer the consulting work of other consultants.
  • Participate in developing Sia's market share in banking in Belgium and ensure its offers fit market needs, drawing on the consulting team and expertise available across the group.
  • Support business development in the Netherlands when necessary.
  • Play a proactive role in the business development process from the Amsterdam office, including prospecting, writing and defending proposals, and managing customer relationships.
  • Develop in-depth knowledge of the Belgian and broader banking market.
  • Analyze changes in business models, sector trends, innovations, and related developments to understand customers' upcoming challenges and opportunities.
  • Develop materials expressing thought leadership and opinions, such as case studies, expertise letters, and press articles, to support marketing channels and prospecting.
  • Coach consultants and steer consulting teams working on assignments in the Banking & Insurance business line in the Netherlands.

About the company

Sia Partners is a management consulting firm that blends AI and design with traditional strategy and operations work to deliver practical business value. It analyzes competitive landscapes, regulatory changes, and organizational design to help clients transform operations and strategy, using AI-enabled and design-driven approaches. With 2,400 consultants across 38 countries and services in 30+ sectors, it emphasizes CSR through its Consulting for Good program to turn sustainability into a driver of profitable transformation. The company aims to remain an independent pure-player consultant and to become a leading independent management consulting firm in Europe, focusing on sector-specific excellence.

Company Size

1,001-5,000

Company Stage

Growth Equity (Non-Venture Capital)

Total Funding

$275M

Headquarters

Paris, France

Founded

1999

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Simplify's Take

What believers are saying

  • Precedence in July 2025 pushed Benelux scale toward 200 consultants and German entry.
  • The Upside brought £6.2 million 2024 revenue and stronger UK branding capabilities.
  • Hiring momentum remains strong in 2026, with 730 active jobs and 3,789 headcount.

What critics are saying

  • Multiple acquisitions since March 2025 strain integration, culture, and partner retention across geographies.
  • Paris prud'hommes allegations in June 2026 spotlight toxic-management claims and non-compete disputes.
  • Trade-secret litigation in New York shows employee departures can trigger costly client-risk battles.

What makes Sia Partners unique

  • Blackstone backed Sia with €250 million in December 2024, funding faster expansion.
  • Kaiser Associates deal on January 2026 adds U.S. strategy and PE-M&A depth.
  • Sia now spans 48 offices across 19 countries, blending consulting, AI, and creative services.

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Benefits

Professional Development Budget

Growth & Insights and Company News

Headcount

6 month growth

16%

1 year growth

18%

2 year growth

18%
Associated Press
Jan 27th, 2026
Sia acquires Kaiser Associates to launch global corporate strategy and M&A business line

Sia, a global management consulting group, has acquired Kaiser Associates, a US-based strategy consulting firm, to launch a dedicated Corporate Strategy, Private Equity and M&A business line spanning the US, UK, France, Middle East and Australia. Founded in 1981, Kaiser Associates brings 65 consultants and operates from Washington, D.C., New York and London. The firm specialises in go-to-market strategy, growth assessments and market landscaping for Fortune 500 executives and private equity funds. Kaiser Associates' leadership team, including Ali Cumber, Paul Mumma and Jon Meyerholz, will join Sia as partners, with Meyerholz heading the new business line as managing partner. The acquisition expands Sia's North American presence and strengthens its position in private equity advisory.

Business Wire
Jul 4th, 2025
Sia Expands in the Netherlands with the Acquisition of Precedence

Sia continues its strategic expansion with the acquisition of Precedence, a consulting player.

Consultancy.uk
May 9th, 2025
Sia Acquires The Upside for Expansion

Sia has acquired The Upside, enhancing its brand, innovation, and cultural strategy capabilities in the UK. The Upside, founded in 2013, generated £6.2 million in 2024 revenues. This acquisition follows Sia's €250 million minority investment from Blackstone, supporting its European expansion. Niku Banaie, CEO of The Upside, will lead Sia's UK brand, innovation, and culture team. The Upside will adopt Sia's branding as part of the transition.

Business Plus
Dec 17th, 2024
Sia Partners receives €250m investment from Blackstone

Dublin-based management and AI consulting firm Sia Partners has received investment of up to €250m from Blackstone, one of the world's largest alternative

Finyear
Dec 16th, 2024
Sia Partners receives €250m from Blackstone

Sia Partners has opened its capital to Blackstone, the world's largest alternative asset manager, through a €250 million minority investment. Despite this, founder and CEO Matthieu Courtecuisse retains a majority stake. This marks the first time Sia Partners has sought a financial partner since its founding in 1999. The firm, with nearly €500 million in revenue, aims to accelerate growth, especially in the U.S. and other countries where it operates.