Platform Architect

We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity.

From our London HQ, we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. Together we’re building a world-class platform to amplify our teams’ most powerful ideas.

As part of our architecture team, you’ll shape the platforms and tools that drive high-impact research, designing systems that scale, accelerate discovery and support innovation across the firm.

Take the next step in your career.

The role

We are hiring an experienced Platform and Solutions Architect to join our Platform and Solution Architecture team.

In this role, you will shape the design of business-critical platforms, ensuring technology decisions align with company strategy, delivery priorities and operational needs. Working closely with engineering, security and operational teams, you will provide architectural direction across application, integration, data, infrastructure and cloud technologies.

You will guide critical decisions on solution design, platform direction, integration patterns, security posture and technology selection, making informed decisions independently within agreed guardrails.

This is a senior individual contributor role with significant influence over our technology direction. You help define target-state design, improve decision-making across teams and strengthen capability in areas including security, networking and end-user systems. Your decisions will balance business value, delivery speed, resilience, risk and long-term maintainability.

Key responsibilities of the role include: Defining and evolving platform and solution architecture in line with business priorities and delivery needs

Establishing architecture principles, standards and governance that promote consistency, security and interoperability while enabling efficient delivery

Leading end-to-end solution design across applications, integrations, data, infrastructure and cloud technologies

Strengthening architecture capability across security, networking, enterprise platforms and end-user technologies

Partnering with engineering and business stakeholders to translate business goals into practical technical direction

Who are we looking for?

The ideal candidate will have the following skills and experience:

Essential Significant experience in platform, solution or enterprise architecture roles

Proven ability to design complex end-to-end solutions spanning applications, integrations, data, infrastructure, cloud and operational considerations

Strong judgement with ability to balance trade-offs and make effective decisions independently

Good understanding of security, networking and resilient system design across cloud, hybrid and enterprise environments

Broad experience across corporate, enterprise and end-user technologies

Excellent communication and stakeholder management skills, with the ability to explain complex architectural decisions clearly to technical teams and senior leadership

Desirable: Experience in financial services or another regulated environment

Hands-on experience with on-premise infrastructure, cloud platforms, hybrid environments, modern infrastructure patterns and platform engineering practices

Experience with Kubernetes, containers, infrastructure automation, observability or related platform capabilities

Experience in security, network, identity or enterprise platform domains

Experience defining architecture roadmaps, principles and target-state designs

Relevant certifications or equivalent practical experience, such as AWS Solutions Architect or security-focused certification

Why should you apply? Highly competitive compensation plus annual discretionary bonus

Lunch provided (via Just Eat for Business ) and dedicated barista bar

30 days’ annual leave

9% company pension contributions

Informal dress code and excellent work/life balance

Comprehensive healthcare and life assurance

Cycle-to-work scheme

Monthly company events

G-Research is committed to cultivating and preserving an inclusive work environment. We are an ideas-driven business and we place great value on diversity of experience and opinions.

We want to ensure that applicants receive a recruitment experience that enables them to perform at their best. If you have a disability or special need that requires accommodation please let us know in the relevant section