Proximity Developer

Natixis NY Branch; Greater London; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

Natixis NY Branch is looking for a Software Developer to work closely with the Commodities Markets team in London. The role focuses on developing flexible and scalable software applications to support front office trading and risk management operations.

The ideal candidate will have a strong background in C#/.NET and financial markets knowledge, with experience in fast-paced environments. The position requires excellent communication skills and a proactive approach to problem-solving.

Qualifications

• Minimum 5 years experience in C#/.NET development.
• Proven experience in production Front Office environments.
• Understanding of financial derivatives and commodities.

Responsibilities

• Develop and maintain tailored software applications for Commodities Markets.
• Support business-critical applications and manage frontline support.
• Work with teams and stakeholders globally in a fast-paced environment.

Skills

C#/.NET development

Financial markets knowledge

Agile methodologies

Strong communication skills

Tools

.NET Core

Entity Framework

SQL Server

MongoDB

Visual Studio

Job description

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
• 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

Required Skills/Qualifications/Experience

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.