Proximity Developer

Natixis

London, UKonsitePosted Jun 23, 2026

Skills

bloombergmongoangularc#

About the role

Poste et missions

Following in house proximity development lifecycle comprising the following step:

User needs collection and anticipation.

Analysis of these needs and definition of the required specifications.

Multiple solutions proposal: where applicable, provide the sponsors with studies comparing the different options and solutions to facilitate strategic decision making.

Implementation and delivery of retained solutions.

Support and documentation.

Bug tracking, continuous software evolution.

Contribute to technical design and quality regarding architecture, technologies and IT solutions

Analysis, problem solving and escalation

As part of the global proximity development team, transpose and follow its software development standard, methodologies and procedures

Work directly with CM Quants, MOA, MOE and other relevant teams

Carry out training and skills assessments at regular intervals

Follow the branch compliance rules

What we need from you

Strong experience in C#/.NET development, including WPF or similar desktop UI technologies.

Proven experience supporting business-critical applications in a production Front Office environment.

Good understanding of financial markets and financial derivatives (e.g., options pricing, Greeks, and curve construction concepts).

Knowledge on Commodities markets and products is a plus

Business experience — required:

Development & maintenance of IT systems

Financial markets

Understanding of derivatives

Exposure to front-office

Experience in managing frontline support for pre trade tools

Commodities trading business knowledge (Preferred)

Technical skills — required: ( min 5 years):

.NET C#, .NET Core, Entity Framework, WPF, Angular

Familiarity with market data (e.g., Bloomberg, Reuters) and building service-based APIs.

Databases SQL Server, MongoDB

Containerisation, Micro-services

Visual Studio (Microsoft), JetBrain Rider

Personal skills — required:

Strong interest in the global markets business

Fast-learner and pro-active approach

Good communication skills (business and technical-oriented)

Calm and effective under pressure in a fast-paced environment.

Additional skills — required:

Strong experience with Agile methodologies, Sprints, Kanban Board, Sprints review, Dev Ops solution

Ability to work with teams and stakeholders globally

Experience in liaising with Senior Management – Head of Desks, Business Managers, Senior Front Office users

Previous experience in working with Banks and FI’s.

Ability to work in a demanding environment with strong business exposure

Additional Information

Contractual plus flexibility required in order to meet operational requirements and business needs

The team works in shifts: To be in Office 4 Days a week, can change based on business needs

Early starts: 7:30am & Late ends: 7:30pm

Profil et compétences requises

Provide the business (Commodities Markets) with flexible, scalable and tailored user software applications where proximity developments and resources are necessary. Main users are front office (trading, sales and structuring) but the team also provides tools to control and support (Middle office, Risk, back office, trade support) teams when necessary. The role combines hands-on development and critical production support, with a focus on delivering robust and pragmatic solutions in a fast-paced environment. The team contributes in designing and implementing a resilient, efficient and scalable Information System for Commodities Markets (CM), in close cooperation with other relevant IT, business and operational teams in London and worldwide. As part of the CM IT department, the team follows its governance.

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