cover image
Spectra FX Solutions

Full Stack C# Developer

Hybrid

London, United kingdom

Junior

Freelance

26-09-2025

Share this job:

Skills

Leadership Adaptability Python C# Figma SQL NoSQL CI/CD DevOps Docker Kubernetes Jenkins Azure DevOps Test Scrum Sales Architecture SQL Server Azure AWS Software Development Confluence Agile .NET Redis Kafka Microservices

Job Specifications

Company Overview

Spectra FX Solutions have pioneered the model of agency execution in 2007 and built a sterling reputation within London and New York on the strength of our relationship with clients and liquidity providers. Our team includes some of the most highly rated sales and trading professionals in the industry. Our existing clients include many of the biggest hedge funds and asset managers in the world. Our leadership in the FX agency space means top-tier pricing and a unique pool of non-bank liquidity provision.

Role Overview

We are seeking a mid-level experienced, self-motivated and creative full stack developer with good UI experience to join our IT team. This role is integral to our technology transformation journey and chance to work closely with business. The individual will be part of small Agile team working closely in a dynamic environment. This is unique opportunity for someone with a broad FX products skillset to add value to existing team and contribute to greenfield project.

Key Responsibilities

Analyse the user stories requirement, estimate the story points / time and translate into excellent technical solutions. Participate in Scrum ceremonies.
Design, develop, test and release microservices architecture solutions in a high pressure and time critical environment.
You would be responsible to write integration test as part of the development process.
Be able to quickly do UI PoC using wireframe technology to demo to business.
Work in collaboration with other team members to achieve common goals / milestones.
Provide technical support to production systems when required.

Skills

Expertise in C# / .Net 8 / Python / RESTful / Web API Micro-services architecture.
Must have extensive hands-on experience in Front End UI development using Blazor. It would be ideal if there is some wireframe experience (Figma or other).
Demonstrable experience building distributed systems using micro-services architectures and messaging technology like RabbitMQ or Kafka or Frameowrk like Dapr.
Must have good experience caching technique (Redis or Protobuf)
Must have full tools suite of Azure DevOps experience (CI/CD, Octopus/Jenkins Pipelines etc). Would be good if you have additional experience to setup DevOps and integrate them with collaborative tools like Monday.com, Confluence etc
Must have good experience in relational database (AWS RDS, SQL Server) and NoSQL database (Mongo or other)
Experience with could technologies (Azure/AWS) and its authentications mechanisms to integrate into the applications
Experience with RESTful APIs, Web API and micro-services best practices.
Experience using cloud native framework like Dapr.
Experience using containerization technologies (Docker, Kubernetes etc).
Good to have experience working with FIX protocol.
Good to have knowledge in financial asset classes like FX Options, Forwards etc

Qualifications & Experience

* Education : Bachelor's or master's degree in computer science or engineering.

* Experience: : 4-5 years' experience in software development ideally within FX front office business area. 2-3 years' experience in UI development using Blazor.

Key Attributes

* Self-Starter: Comfortable working autonomously and managing multiple items simultaneously.

* Adaptability: Ability to wear many hats and contribute to various aspects of the IT spectrum as needed.

* Detail-Oriented: Strong focus on accuracy, compliance, and procedural adherence.

* Problem Solver: Ability to identify challenges, assess solutions, and implement them effectively.

* Team Player: Collaborative mindset, working well across different functions to meet company objectives.

About the Company

Spectra FX Solutions is an independent, boutique execution and advisory facility specializing in foreign exchange options for asset managers, family offices, hedge funds, regional banks and proprietary desks. Launched in 2007 as Louis Capital FX, the company changed its name to Spectra FX Solutions to reflect the changing landscape in the foreign exchange markets and the resultant solution oriented shift in the company's business focus. The company has offices in New York, London, and Singapore. Spectra FX Solutions LLC is r... Know more