Senior Developer (Manchester)

Insight Investment

Apply to this job
Manchester, England, UK on site Until 9/19/2026 First posted July 21, 2026 Last posted July 21, 2026
Job description

Insight Investment is looking for a Senior Developer to join the Individual Retirement Solutions team in Manchester. In this role, we are seeking a skilled Senior Developer with expertise in .NET and Python to design, develop, and maintain our Retirement Pathway products.

The role involves working within a collaborative, cross-functional team to create a secure, user-friendly suite of applications that meets the needs of independent Registered Investment Advisors (RIAs) and internal stakeholders. The ideal candidate will have proven experience building large scale retail web applications and be able to work within a collaborative cross functional delivery team.

Role Responsibilities

  • Understand business requirements and translate them into user-facing features using .NET (C#) and Python. 
  • Work closely with other members of the Individual Retirement Solutions team (including business stakeholders) to understand the logic and rationale behind the Retirement Pathway 
  • Participate and contribute to the go-to-market strategy for this new business line 
  • Own features and releases to ensure they are delivered as quickly as possible without compromising on quality 
  • Take a security first approach to development to protect sensitive data and Insight’s reputation. 
  • Conduct code reviews and provide constructive feedback to peers. 
  • Inform and improve our testing strategy, working with other developers and QAs to evolve our test suites (Unit, Integration and Automation tests) 
  • Contribute to the continuous improvement of the team by enhancing our delivery process and coding efficiency 
  • Work closely with Insight’s existing technology organization to ensure corporate standards and regulatory requirements are met 
  • Stay up-to-date with the latest industry trends and technologies. 
  • Participate in and, where appropriate, lead meetings with business stakeholders 

Experience Required

  • Desire to make a real-world impact in people’s lives and do the right thing for our clients 
  • Take initiative and ownership over outcomes (including working directly with business stakeholders to understand and define requirements) 
  • Proficiency in .NET (C#) 
  • Experience with Python 
  • Fundamentals and approaches: OOP, SOLID principles, TDD/BDD/ATDD 
  • Experience in agentic coding with LLMs and how this fits into the SDLC 
  • Knowledge of event sourcing, ideally with Eventuous 
  • Experience with message driven architecture, ideally with Azure Service Bus 
  • Experience with Azure PaaS services 
  • Experience with CI/CD pipelines (TeamCity, GitHub Workflows) 
  • Knowledge of security best practices for web development

Insight is committed to being an inclusive employer and encourages applications from all suitably qualified applicants irrespective of background, circumstances, age, disability, gender identity, ethnicity, religion or belief, sexual orientation or other factors protected by federal, state and/or local laws. If you are a candidate with a disability, or are assisting a candidate with a disability, and require an accommodation to apply for one of our jobs, please email us at [email protected]

About Insight Investment

Insight Investment is a leading asset manager focused on designing investment solutions to meet its clients' needs. Founded in 2002, Insight's collaborative approach has delivered both investment performance and growth in assets under management. Insight manages assets across its core liability-driven investment, risk management, full-spectrum fixed income, currency and absolute return capabilities. Insight has a global network of operations in the UK, Ireland, Germany, US, Japan and Australia. More information about Insight Investment can be found at: https://www.insightinvestment.com/corporate/

About this role

Summary

Design, develop, and maintain retirement products using .NET and Python.

Job title

Senior Developer

Experience level

senior level

Industry

finance

Location requirements

Manchester, UK; remote work not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

.NETC#PythonOOPSOLID principlesTDD/BDD/ATDDsecurity best practices

Preferred skills

LLMsevent sourcingAzure Service BusAzure PaaSCI/CD pipelines

Specializations

.NETPythoncloud servicesweb applications
Locations

Structured locations inferred from the posting.

Manchester, UK

On-site City