Solution .NET Architect (Remote)

We are looking for a Solution .NET Architect to drive one of our projects built on Fintech.Core, our modular white-label fintech platform. The ideal candidate will lead an engineering team, design scalable and reliable architectures, and take ownership of both the technical quality and the engineering team efficiency within a major client deployment. The role includes acting as a client-facing technical expert, translating business requirements into architectural decisions, explaining trade-offs, and ensuring alignment with security, reliability, and other non-functional expectations.

In addition to the core project responsibilities, the architect may participate in company-wide pre-sale initiatives, contributing to technical discovery, shaping solution proposals, and presenting architectural concepts to prospective clients. This position is well suited for a proactive engineering leader with solid experience in the fintech or related domain.

General project description:

A modular white-label fintech platform based on microservices architecture designed for financial institutions (e.g. challenger banks, PSPs, trading and payment platforms). The platform is cloud-agnostic by design and currently runs on AWS, using Kubernetes, .NET Core, PostgreSQL, gRPC protocol, RabbitMQ (MassTransit).

Current Use Cases:

A financial platform for a regulated institution with EMI and VASP licenses in the Philippines. The solution will combine digital banking and cryptocurrency services, including secure wallets, payments, remittances, and card issuing. A key part of the project is an in-house crypto trading module designed to provide a seamless and compliant experience for a growing global user base.

The platform includes:

Custodian wallets
Liquidity management (Hot & Cold wallets)
Crypto transfers
KYT
Trading (Matching Engine)
Core banking
Card issuing
Payment processing
A unified wealth platform combining banking, payments, digital assets, and institutional-grade yield within a single regulated ecosystem. It bridges traditional finance with modern digital markets, combining the security of licensed financial partners with the efficiency of stablecoin infrastructure. This delivers a frictionless user experience that empowers anyone to manage, earn, and spend instantly and globally. Built on a modular, compliant, and scalable architecture, it connects fiat banking, blockchain infrastructure, and off-chain yield engines into a single system. Key features include: -Non-custodial wallets -Vault engine (Smart Contracts) -Investment in Vault -Yield Accrual -Card transactions processing

Size and the structure of the team:

1 Project Manager

2 BE

2 FE

1 Business Analyst

1 DevOps

2 QA

2 UX/UI

You have:

At least 6 years of experience as Software Developer.
Proven experience as a Tech Lead or similar leadership role in software development.
Experience with banking or fintech projects.
Experience in solution design for complex microservice-based architectures.
Understand the big picture and offer insightful advice about technologies and projects.
Strong problem-solving skills and the ability to manage and resolve team conflicts effectively.
Excellent communication and interpersonal skills, with experience in client-facing roles.
Proficiency in designing and implementing software architectures.
Clean coding methodologies (SOLID, YAGNI).
Professional .NET backend development experience.
Experience writing and using REST APIs using ASP.NET Web API.
Wide experience with Docker and Kubernetes is required.
Databases: SQL, NoSQL. Experience with queue (Rabbit, Kafka).
English level - B2

Skills that will be a plus:

Cloud: AWS.
Solid experience in presale engagement.
Experience in working with grpc protocol.

Responsibilities:

Lead the team of developers, ensuring effective collaboration and productivity. Monitor and measure engineering efficiency, escalate the problems.
Identify and address issues within the team and development processes, implementing solutions to enhance performance and efficiency.
Work close with our client, understanding requirements, addressing their concerns, and ensuring their satisfaction with the development process and outcomes.
Design and develop architectural solutions for new features and products, ensuring they meet client requirements and industry best practices.
Prepare and deliver clear and compelling presentations of architectural designs and solutions to clients and stakeholders.

Solution .NET Architect (Remote)

Key Skills

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