Principal Platform Engineer

ISS | Institutional Shareholder Services; London; On-site; GBP 80,000 - 110,000; Full time

Job summary

A leading financial service provider in London is seeking a Principal Platform Engineer to enhance their GCP infrastructure. You will drive architectural improvements, develop CI/CD pipelines, and mentor teams within a collaborative environment. Applicants should have extensive experience in platform engineering, strong skills in Terraform, GCP products, and a Bachelor's or Master's degree in a relevant field. This position offers a unique opportunity to lead innovative projects and foster team growth.

Benefits

Professional development opportunities

Diverse and inclusive culture

Collaborative environment

Qualifications

• 10+ years of experience in platform engineering focusing on cloud solutions.
• Strong experience in application modernization and cloud migration.
• Proven ability to mentor and coach high-performing teams.

Responsibilities

• Drive architecture and operation of the GCP platform infrastructure.
• Develop CI/CD pipeline and observability stack.
• Lead cross-functional teams to resolve critical platform issues.

Skills

GCP expertise

Terraform

Python

Continuous improvement

Agile methodologies

Collaboration skills

Education

Bachelor's or Master's degree in Computer Science or related field

Tools

GitHub Actions

Prometheus

Grafana

Splunk

Job description

Social network you want to login/join with:

ISS | Institutional Shareholder Services

Location:

London, United Kingdom

Job Category:

Other

-

EU work permit required:

Yes

col-narrow-right

Job Reference:

4669e5b72a38

Job Views:

17

Posted:

31.07.2025

Expiry Date:

14.09.2025

col-wide

Job Description:

Let’s be #BrilliantTogether

ISS Stoxx is seeking a Principal Platform Engineer to bring expert-level technical leadership to the development and deployment of our cutting-edge financial intelligence platform. We are in the early stages of a full-scale re-architecting of our on-prem estate to a modern componentised set of solutions using GCP technologies. In this IC role, you will collaborate with Principal Engineers to own and evolve our platform architecture and interpret requirements and enterprise policies into requirements that deliver clear value. You’ll be an advocate of our platform architecture and solutions, demonstrating technical principles and business value.

You’ll be able to demonstrate comfort and success in a matrixed organisation where reporting lines do not dictate technical direction – in a culture where the global Platform Engineering functioncollaborate to achieve shared success. You understand that platform engineering is a service function that enables other teams to deliver value and have proven approaches to balance reactive and proactive work.

You’ll be a humble expert, willing and able to meet people at their level and both help them and learn from them. You’ll lead by example, using data and proof-of-concepts to bring people along and make them successful. You’ll own deliverables as well as co-developing solutions with your peers and colleagues, to help other develop.

Responsibilities:

Drive the architecture, development and operation of Stoxx's GCP platform infrastructure

Ensure the platform's scalability, reliability, and efficiency meets business and client requirements

Develop, build and support a robust CI/CD pipeline and observability stack

Be the go-to person for the most critical Platform issues, leading cross-functional teams where necessary, to deliver best-in-class engineering solutions.

Drive continuous improvement initiatives to enhance pipeline performance and customer satisfaction

Keep abreast of emerging trends and technologies in cloud management and operation, and promote them across engineering and business functions

Act as a mentor for other team members, advising on best practice, technologyandprocesses

Requirements:

At least 10 years' experience in platform engineering, with a focus on cloud solutions and implementations

Experience implementing developer self-service / developer experience portals

Strong experience of application modernisation and cloud migration programs

Strong Linux and Windows server experience in a high-availability 24/7 operation

Experience with the development and deployment of large-scale, complex technology platforms

Deep understanding of GCP products across database, serverless, containerization and API

Advanced level expertise in Terraform

Extensive experience in designing and implementing DevOps practices

Experience with two or more CI/CD solutions

Experience coaching and mentoring high-performing teams

Pragmatic experience using agile to deliver incremental value

Experience working in a global or multinational team setting

Strong documentation, communication and collaboration skills

Proven ability to drive innovation and continuous improvement initiatives

Focus on simplicity, automation and observability

Expertise in Python, GitHub Actions, Apigee, Airflow

Expertise in Observability tooling such as Prometheus/Grafana, ELK, Splunk or similar

Bachelor's or Master's degree in Computer Science or related field

This requires out-of-hours emergency support in the case of escalation.

#LI-TG1 #STOXX # DIRECTOR

What You Can Expect from Us

At ISS STOXX, our people are our driving force. We are committed to building a culture that values diverse skills, perspectives, and experiences. We hire the best talent in our industry and empower them with the resources, support, and opportunities to grow—professionally and personally.

Together, we foster an environment that fuels creativity, drives innovation, and shapes our future success.

Let’s empower, collaborate, and inspire.

Let’s be #BrilliantTogether.

About ISS STOXX

ISS STOXX GmbH is a leading provider of research and technology solutions for the financial market. Established in 1985, we offer top-notch benchmark and custom indices globally, helping clients identify investment opportunities and manage portfolio risks. Our services cover corporate governance, sustainability, cyber risk, and fund intelligence. Majority-owned by Deutsche Börse Group, ISS STOXX has over 3,400 professionals in 33 locations worldwide, serving around 6,400 clients, including institutional investors and companies focused on ESG, cyber, and governance risk. Clients trust our expertise to make informed decisions for their stakeholders' benefit.

STOXX and DAX indices comprise a global and comprehensive family of more than 17,000 strictly rules-based and transparent indices. Best known for the leading European equity indices EURO STOXX 50, STOXX Europe 600 and DAX, the portfolio of index solutions consists of total market, benchmark, blue-chip, sustainability, thematic and factor-based indices covering a complete set of world, regional and country markets. STOXX and DAX indices are licensed to more than 550 companies around the world for benchmarking purposes and as underlyings for ETFs, futures and options, structured products, and passively managed investment funds. STOXX Ltd., part of the ISS STOXX group of companies, is the administrator of the STOXX and DAX indices under the European Benchmark Regulation.

Visit our website:

View additional open roles:

Institutional Shareholder Services (“ISS”) is committed to fostering, cultivating, and preserving a culture of diversity and inclusion. It is our policy to prohibit discrimination or harassment against any applicant or employee on the basis of race, color, ethnicity, creed, religion, sex, age, height, weight, citizenship status, national origin, social origin, sexual orientation, gender identity or gender expression, pregnancy status, marital status, familial status, mental or physical disability, veteran status, military service or status, genetic information, or any other characteristic protected by law (referred to as “protected status”). All activities including, but not limited to, recruiting and hiring, recruitment advertising, promotions, performance appraisals, training, job assignments, compensation, demotions, transfers, terminations (including layoffs), benefits, and other terms, conditions, and privileges of employment, are and will be administered on a non-discriminatory basis, consistent with all applicable federal, state, and local requirements.