Fintech / Financial Services

Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking to PnL calculation, inventory control and internal routing logic. The platform processes heavy market data flows and fast changing state across both live and historical workloads, so efficient memory management, intelligent data structures and tight control of latency are essential. Significant investment is now reshaping this architecture into a modern, service-oriented environment. We are looking for engineers who enjoy solving problems at scale and want to design robust components that can ingest, compute and distribute data across a distributed Linux estate. You will be involved in building services that must respond predictably under load, propagate risk metrics across internal systems and support a front office that depends on accuracy and speed.

Ncounter are supporting a globally recognised systematic investment firm in hiring a Python focused Software Developer to join their Post Trade engineering group. This team builds and operates the pipelines that sit at the heart of post trade processing, powering millions of transactions and ensuring accuracy, timeliness and compliance across global markets.

Join a high-performance trading platform and take ownership of their Observability and SRE evolution. You’ll work at scale, shaping data ingestion and monitoring pipelines that handle huge real-time trading flows.

We are looking for a hands-on engineer with proven experience configuring, administering, and supporting Solace PubSub+ environments. You will take ownership of the full lifecycle of the messaging platform, from deploying brokers and tuning performance to managing access controls, optimising resources, and ensuring reliable application connectivity across the estate. This role suits someone who enjoys being close to the technology, solving issues at source, and keeping distributed systems running efficiently.

We’re supporting a global investment firm in hiring an experienced Software Developer to join their Platform Storage team - a core part of their infrastructure group responsible for scaling and optimising storage systems that support critical research and trading workloads. This role offers the opportunity to work on innovative, high-impact projects at the intersection of cloud, open-source, and high-performance computing.

Ncounter is supporting a global investment firm in hiring a Software Developer to help design and evolve internal compute frameworks that underpin their trading and research platforms. This is a high-impact role, working at the intersection of software engineering and distributed systems, with the opportunity to build scalable tools and frameworks used across the business.

If you live and breathe Linux, love solving complex technical problems, and want to apply that expertise in a high-performance trading environment - this is for you. We’re supporting a global investment firm in growing their Market Data Integration team - the group responsible for ensuring that real-time and historical market data flows seamlessly across their trading and research platforms. This isn’t a developer role or a reactive support position. It’s a hands-on technical integration role, sitting between infrastructure, DevOps, and Market Data operations - perfect for someone from an application or front-office support background who wants to step up into more ownership and project delivery.

Ncounter is supporting a global technology-driven investment firm in hiring a Technology Integration Specialist to join a highly collaborative team that bridges development, infrastructure, and support. This function ensures trading systems and data services work seamlessly across the front-to-back lifecycle, making it a key link between engineering and operations.