Willis Towers Watson Senior Software Developer – C# .NET – IRR in Reigate, United Kingdom

Senior Software Developer – C# .NET – IRR

Date Posted: May 2, 2018


Not ready to Apply? at https://willistowerswatson.avature.net/WTWTalentNetwork


As a Software Developer, you will work as part of a close-knit development team following Scrum methodologies to deliver the desired technologies on time and within budget, ensuring the end-product continues meet the expected high levels of reliability, maintainability, usability and performance.

The Role

The Investment business at Willis Towers Watson has over 900 colleagues worldwide who provide services and advice to a diverse range of institutional investors, including large pension funds, insurance companies, sovereign wealth funds, endowments and foundations. As a trusted partner to over 1,200 clients, it advises on over $2.2 trillion of global assets and works closely with teams in the Human Capital and Benefits business, particularly those providing actuarial and other services to many of the world’s top pension funds.

One of the key business areas within Investments is the Delegated/Fiduciary part of the Investments business. Total assets under management in the growing Delegated business is around $95 billion, spilt across traditional Fiduciary Management mandates, our Funds and Investment Trust business.

The Investments business has committed to a developing a scalable and efficient technology platform to support the growth of its Delegated/Fiduciary business and this is a key strategic initiative for the Investments business. Working in an Agile environment you will contribute to the evolutionary development of a technology solution covering the complete end to end process of on-boarding clients, managing investments and the monitoring and reporting on those investments. Your role will cover all aspects of the development lifecycle.

Within the scope of this implementation project your role will cover a wide range of tasks such as:

  • Designing, implementing, refactoring and testing code (C#), following best practices for maintainability, testability and performance,

  • Implementing unit tests (C#, NUnit), developing test frameworks and associated automated test cases,

  • Reviewing and debugging code to identify defects, performance bottlenecks or technical debt,

  • Working closely with test engineers to guarantee suitable test coverage, identifying and executing manual tests if necessary,

  • Participating in sprint planning meetings, daily stand-ups and sprint retrospectives, striving to continuously improve the team velocity, its processes and engineering practices,

  • Working with the Product Owner to help create User Stories and define acceptance criteria,

  • Documenting requirements analysis or design decisions.

The Requirements

The essential skills/experience for this position are:

  • Mid-level software development, ideally using C# .NET, or similar (Java, Python, C++)

  • Industry experience with full software development lifecycle: requirements capture and analysis, estimation, detailed software design, object-orientated software implementation, unit and system-level testing, installation and deployment,

  • Industry experience with software engineering best practices, processes and supporting tools,

  • High numeracy skills, degree-educated with a 1st or at least 2:1 in Computer Science, Engineering, Mathematics or Science or equivalent.

Other highly desirable, but not essential skills are:

  • Experience of working in an Agile/Scrum environment,

  • Ability to coordinate day-to-day development and bug fixing activities,

  • Ability to design high-performance, scalable and extensible software architectures which are also easy to test, debug and maintain,

  • Appreciation of current and emerging technologies along with their potential benefits and limitations,

  • Microsoft Team Foundation Server (or other version control systems),

  • NUnit (or other unit testing frameworks),

  • GUI design/implementation or knowledge of standards, WPF or WinForms,

  • Cloud Technologies (Azure),

  • ASP.NET MVC, WCF, JavaScript, Angular JS, Bootstrap, or other web software frameworks,

  • SQL Server (or other SQL databases),

  • Passion for maths, statistics and complex algorithms.

The Company

Willis Towers Watson is a leading global advisory, broking and solutions company that helps clients around the world turn risk into a path for growth. With roots dating to 1828, Willis Towers Watson has 40,000 employees serving more than 140 countries. We design and deliver solutions that manage risk, optimize benefits, cultivate talent, and expand the power of capital to protect and strengthen institutions and individuals. Our unique perspective allows us to see the critical intersections between talent, assets and ideas – the dynamic formula that drives business performance. Together, we unlock potential. Learn more at willistowerswatson.com .

Willis Towers Watson is an equal opportunity employer

Willis Towers Watson believes that effectively managing a diverse workforce is vital to our business strategy. We have an obligation to our organization, ourselves and our clients to hire and develop the best people we can find. We will continually review our policies and practices to ensure that all areas of the employment process (including recruiting, hiring, work assignments, compensation, benefits, promotions, transfers, company-sponsored development programs and overall workplace experience) are free from discriminatory practices. We are committed to equal employment opportunities at Willis Towers Watson.

Unsolicited Contact: Any unsolicited resumes/candidate profiles submitted through our web site or to personal e-mail accounts of employees of Willis Towers Watson are considered property of Willis Towers Watson and are not subject to payment of agency fees. In order to be an authorized Recruitment Agency/Search Firm for Willis Towers Watson, any such agency must have an existing formal written agreement signed by an authorized Willis Towers Watson recruiter and an active working relationship with the organization. Resumes must be submitted according to our candidate submission process, which includes being actively engaged on the particular search. Likewise, for our authorized Recruitment Agencies/Search Firms, if the candidate submission process is not followed, no agency fees will be paid by Willis Towers Watson. Willis Towers Watson is an equal opportunity employer.


Not ready to Apply? at https://willistowerswatson.avature.net/WTWTalentNetwork


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  • Location:Reigate, England, GBLondon, England

  • Date Posted:May 2, 2018