Senior Developer

London & Country Mortgages; Greater London; On-site; GBP 55,000 - 75,000; Full time

Job summary

A leading mortgage brokerage in Greater London is seeking a Senior Developer to design and build scalable software solutions. This role includes providing guidance to junior developers and maintaining high coding standards. The ideal candidate will have over 5 years of experience with C#, .NET, and Azure services, as well as a strong background in Agile methodologies. Join a company that values employee development and offers great benefits such as 25 days of holiday and comprehensive support schemes.

Benefits

25 days holiday

Birthday off

Employee benefits and support programs

Qualifications

• 5+ years of experience in software development.
• Strong knowledge of Agile methodologies.
• Experience with unit testing and mocking.

Responsibilities

• Design, build, and deploy scalable software solutions.
• Provide technical leadership to junior developers.
• Maintain code quality through best practices.

Skills

C#

.NET

Agile methodologies

Unit testing

Azure

Analytical thinking

Tools

Azure DevOps

SQL

Cosmos DB

APIs

Microservices

Job description

Senior Developer

Fun, rewarding and with the opportunity to develop and grow your career. That's life with L&C Mortgages, the UK's leading fee free mortgage broker with over 160 awards to its name.

Join us and you'll be part of a business that takes your progress seriously and wants you to enjoy being part of the L&C family. From ‘The Extra Mile' colleague nominations – recognising those who go above and beyond, to in depth employee assistance and support programmes, comprehensive benefits hub via Perkbox, your birthday off and much more. This is a place that really wants to give back on the effort you put in.

The role

In this position, you will be responsible for supporting the designing, building, and deployment of robust, scalable software across backend and related technologies, working closely with cross-functional teams to delivery a dynamic new system that meets evolving business needs.

You’ll provide technical leadership and guidance to junior developers through extensive experience in high quality software development, contributing to architectural decisions and ensuring best practices are upheld across the development lifecycle. You’ll champion code quality through clean coding standards, design patterns, code reviews, and the implementation of automated testing, helping us maintain a reliable and maintainable codebase.

You will take an active role in project planning, task estimation, and progress tracking, ensuring delivery remains aligned with project goals. You’ll also tackle complex technical challenges, analysing and resolving issues effectively and efficiently. Clear, thorough documentation of designs, processes, and APIs will be an essential part of your contribution, ensuring clarity and consistency across the system.

Technical environment

• .NET 8
• C#
• MVC
• Web Services
• Function Apps
• Azure
• SQL Server
• Azure SQL
• Azure Cosmos
• Azure Storage
• Message Queues

About you

We’re looking for an experienced software engineer holding at least 5 years experience, with a strong foundation in modern software development & practices, including excellent knowledge of Agile development methodologies and hands‑on experience with unit testing and mocking. You’ll have strong technical expertise in C#, .NET, MVC and Azure Functions / App Services. You’ll be a strong analytical thinker with good judgement and the ability to make sound decisions, coupled with excellent written and verbal communication skills and a high level of attention to detail, able to work effectively both independently and as part of a team.

Experience with Azure cloud services, its associated practices, and tooling is essential, along with ample knowledge with Azure DevOps and CI / CD pipelines. Experience with SQL, Cosmos DB, APIs or microservices as well as familiarity with front end technologies (JavaScript / TypeScript, HTML, CSS / SASS etc) would be highly advantageous. You may also have mentoring experience coupled with your technical knowledge, able to support colleagues effectively and foster a positive, hands‑on environment to ultimately drive success.

Why join L&C?

We care about our customers, but our employees are what make the magic happen. We’re always ready to listen and do what we can to make L&C even better for those receiving and providing our services. Working at L&C means being part of an environment of respect and equality. We’re entering an exciting period and it’s a great time to join us, we’re already the UK's No.1 online mortgage broker but we don’t want to stop there.

As an employee of L&C, you’ll get :

• A starting holiday entitlement of 25 days, plus your birthday & bank holidays off non inclusive of your holiday allowance
• The challenges and opportunities that make us develop professionally & personally
• Access to our comprehensive Employee benefit and support schemes, from wellbeing to perks and discounts – we want to give our colleagues the best as thanks for their continued dedication

Being part of a respectful working environment

To come and celebrate at our annual Winter and Summer parties, and other adhoc events through the year.

At London & Country Mortgages, we are committed to fostering a recruitment and selection process that is inherently diverse and inclusive. We believe in the strength that comes from a variety of perspectives, backgrounds, and experiences, and we actively seek to create an environment where individuals from all walks of life feel welcome and valued. Our commitment to diversity and inclusion is not just a goal; it is a fundamental part of our organisational culture, driving us to continuously enhance our practices to ensure that every candidate has an equal opportunity to contribute and thrive within our community.

FCA certification regime & conduct rules

• You must act with integrity
• You must act with due care, skill, and diligence
• You must be open and cooperative with the FCA, the PRA and other regulators
• You must pay due regard to the interests of customers and treat them fairly
• You must observe proper standards of market conduct
• You must act to deliver good outcomes for retail customers

L&C is authorised and regulated by the FCA and is classified as an Enhanced Firm under the Senior Manager's and Certification Regime (SM&CR). This role is subject to the 6 FCA Conduct rules and you will be expected to adhere to them at all times. (See below). Any confirmed breaches of the Conduct Rules will be reported to the FCA annually. Should you apply for a Certified role in another financial services firm then L&C may be required to disclose this information in a Regulatory Reference request.