Client technology - senior software engineer

EY
City of London, Greater London

At EY, we’re all in to shape your future with confidence.

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world.

Fueled by strategic investment in technology and innovation, Client Technology seeks to drive growth opportunities and solve complex business problems for our clients through building a robust platform for business and powerful product engine that are integral to innovation at scale. You will work with technologists and business specialists, blending EY’s deep industry knowledge and innovative ideas with our platforms, capabilities, and technical expertise. As a champion for change and growth, you will be at the forefront of integrating emerging technologies from AI to Data Analytics into every corner of what we do at EY. That means more growth for you, exciting learning opportunities, career choices, and the chance to make a real impact.

The opportunity

The selected candidate will:

Oversees the work of project teams to deliver solution or infrastructure development services for the most complex or multiple projects, being accountable for the quality of outputs such as design, development, delivery and maintenance of a suite of solutions or infrastructure. Works with other departments to establish a design, technology, product development, vendor strategy and drives the development of relevant standards.

Your Key Responsibilities

  • Takes accountability for the design, development, testing operation, delivery and maintenance of a suite of software solutions or infrastructure to satisfy user requirements
  • Evaluates and resolves technical feasibility, design optimization, and production issues; researches and monitors existing client base and industry developments and identifies potential new product opportunities
  • Provides highly advanced technical expertise to maximize efficiency, reliability and value from current solutions, infrastructure, platforms and emerging technologies, showing technical leadership and driving continuous improvement efforts
  • Drives the appropriate behaviours to achieve success, whilst delivering performance management, technical development and mentor
  • Drives consistency to the relevant processes, procedures, standards, technical design and the need to design whilst leading the definition, maintenance and implementation of technology standards


Skills And Attributes For Success

  • Highly advanced technical competency in designing, developing, and debugging solutions
  • Highly advanced knowledge of one or more of: SQL, C++, HTML, CGI and JavaScript
  • Bachelor's Degree in Computer Science, Engineering, IT, Mathematics, or related field preferred
  • More than 10 years applied experience
  • Extensive relevant experience in either an internal or external software or platform engineering role, or similar, with highly advanced technical Knowledge in assigned specialism
  • Highly advanced technical knowledge and experience in delivering software / platform engineering solutions (depending on specialism), providing extensive technical advice and managing user requirements and process and standards maintenance
  • Considerable people leadership and team management experience.
  • Extensive relevant experience in building application using container-orchestration systems like Kubernetes, and container engines like Docker and in building real-time event streaming apps using Kafka, and RabbitMQ message broker
  • Functional knowledge of programming scripting such as JavaScript, PowerShell, Python, Bash, SQL, .NET, Java, PHP, Ruby, PERL, C++, R, etc
  • Strong skills on Application development tools and practices including Azure, .NET stack, C#, SQL, API and Microservices development, DDD, Unit tests. Desired experience with frontend frameworks like Angular or React and Adobe tools for personalization. Build and deliver CI/CD pipeline using code management, configuration management and automation tools such as GitHub, VSTS, Ansible, DSC, Puppet, Ambari, Chef, Salt, Jenkins, Maven, etc
  • Delivery using modern methodologies especially SAFe Agile, Iterative, Waterfall, etc


What We Look For

  • A self-starter, independent-thinker, curious and creative person with ambition and passion


What We Offer You

The compensation ranges below are provided in order to comply with United States pay transparency laws. Other geographies will follow their local salary guidelines, which may not be a direct conversion of published US salary ranges. At EY, we’ll develop you with future-focused skills and equip you with world-class experiences. We’ll empower you in a flexible environment, and fuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams. Learn more.

  • We offer a comprehensive compensation and benefits package where you’ll be rewarded based on your performance and recognized for the value you bring to the business. The base salary range for this job in all geographic locations in the US is $134,200 to $258,300. The base salary range for New York City Metro Area, Washington State and California (excluding Sacramento) is $161,000 to $293,500. Individual salaries within those ranges are determined through a wide variety of factors including but not limited to education, experience, knowledge, skills and geography. In addition, our Total Rewards package includes medical and dental coverage, pension and 401(k) plans, and a wide range of paid time off options.
  • Join us in our team-led and leader-enabled hybrid model. Our expectation is for most people in external, client serving roles to work together in person 40-60% of the time over the course of an engagement, project or year.
  • Under our flexible vacation policy, you’ll decide how much vacation time you need based on your own personal circumstances. You’ll also be granted time off for designated EY Paid Holidays, Winter/Summer breaks, Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.


Are you ready to shape your future with confidence? Apply today.

EY accepts applications for this position on an on-going basis.

For those living in California, please click here for additional information.

EY focuses on high-ethical standards and integrity among its employees and expects all candidates to demonstrate these qualities.

EY | Building a better working world

EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.

Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.

EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. Fueled by sector insights, a globally connected, multi-disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.

EY provides equal employment opportunities to applicants and employees without regard to race, color, religion, age, sex, sexual orientation, gender identity/expression, pregnancy, genetic information, national origin, protected veteran status, disability status, or any other legally protected basis, including arrest and conviction records, in accordance with applicable law. 

EY is committed to providing reasonable accommodation to qualified individuals with disabilities including veterans with disabilities. If you have a disability and either need assistance applying online or need to request an accommodation during any part of the application process, please call 1-800-EY-HELP3, select Option 2 for candidate related inquiries, then select Option 1 for candidate queries and finally select Option 2 for candidates with an inquiry which will route you to EY’s Talent Shared Services Team (TSS) or email the TSS at [email protected].
Posted 2025-09-18

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