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Senior C# Developer

Themis Solutions


Job Location:

Manchester - UK

Yearly Salary: GBP 81600 - 110400
Posted: 22 September 2026 (5 hours ago)
Application Deadline: 20 December 2026
Vacancies: 1 Vacancy

Job Summary

Clio is the global leader in legal AI technology empowering legal professionals and law firms of every size to work smarter faster and more securely.

We are transforming the legal experience for all by bettering the lives of legal professionals while increasing access to justice.

Summary:

Who you are:

You are an experienced engineer who enjoys solving complex problems and delivering high-quality software. You value collaboration curiosity and learning as much as coding. You understand the importance of clean code maintainable architecture and system performance and you want to work in a culture where your contributions matter and your growth is supported.

What youll work on:
  • Developing full-stack features using C# .NET HTML CSS JavaScript and SQL.

  • Writing and optimizing hand-crafted SQL queries to ensure high performance.

  • Designing and implementing event-driven workflows using Event Store.

  • Enhancing search and data projections with ElasticSearch.

  • Modernizing components of the platform to .NET 8 and including containerized deployments.

  • Automating infrastructure with Pulumi and Azure DevOps.

  • Participating in architecture discussions code reviews and maintaining engineering best practices.

What you may have:
  • Strong experience with C#/.NET including async/await memory management and resource handling.

  • Deep knowledge of SQL Server including query optimization indexing execution plans and performance tuning.

  • Solid understanding of HTML5 CSS3 Flexbox and CSS Grid.

  • 5 years of varied software engineering experience ideally including scalable systems.

  • Experience with distributed systems monoliths or microservices.

  • Demonstrate a keen interest in improving your craft by using AI

Serious bonus points if you have:
  • Exposure to ElasticSearch Event Store Neo4j InfluxDB Seq Power BI.

  • Experience with micro-ORMs such as PetaPoco.

  • Contributions to open-source projects or personal coding projects.

  • Cloud infrastructure experience especially Azure.

  • Strong grasp of clean code principles OOP design and software patterns.

What you will find here:

Compensation is one of the main components of Clios Total Rewards Program. We have developed a series of programs and processes to ensure we are creating fair and competitive pay practices that form the foundation of our human and high-performing culture.

Some highlights of our Total Rewards program include:

  • Competitive equitable salary

  • Clio offers a flexible hybrid work environment

  • 25 days holiday bank holidays

  • Private Healthcare with Life Insurance & Critical Illness cover

  • Pension contribution

  • Professional development and growth options

  • Clioversary recognition program with special acknowledgement at 3 5 7 and 10 years

The expected salary range for this role is 81600 to 110400 GBP. Initial placement within the range is informed by geographic region experience and skillset with room to progress as impact and tenure grow. Final offer amounts will vary based on candidate profile.

Diversity Inclusion Belonging and Equity (DIBE) & Accessibility

Our team shows up as their authentic selves and are united by our mission. We are dedicated todiversity equity and inclusion. We pride ourselves in building and fostering an environment where our teams feel included valued and enabled to do the best work of their careers wherever they choose to log in from. We believe that different perspectives skills backgrounds and experiences result in higher-performing teams and better innovation. We are committed to equal employment and we encourage candidates from all backgrounds to apply.

Clio provides accessibility accommodations during the recruitment process. Should you require any accommodation please let us know and we will work with you to meet your needs.

Learn more about our culture at a Human and High Performing AI company meaning we use artificial intelligence to improve all of our recruitment AI helps us streamline the process for greater efficiency. However weve built our systems to ensure that a human always reviews AI-generated output and we never make automated hiring decisions.

Disclaimer: We only communicate with candidates through official @ email addresses.


Required Experience:

Senior IC


About Company

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