Contract Full Stack Software Engineer - AI and Automation (Inside IR35)

Inside IR35 - 6 month contract likely to extend

We are looking for a contract Full Stack Software Engineer (C#, .NET, SQL, Python, Azure PaaS, IaC) with experience of AI and Automation to join our Investment Banking Technology Team at Investec, where we're at the forefront of developing cutting-edge technology systems that power our investment banking division. This is your chance to make a tangible impact by simplifying the way our clients do business through AI and automation.

We are in an exciting phase of growth, evolving our products and technology stack. As a key player in our team, you will have the opportunity to shape the direction of our systems, contribute to meaningful work, and help build out our platform.

We are seeking a motivated Full Stack Software Engineer with a passion for AI and Automation to develop and support innovative AI-driven solutions across various business functions. This hands-on role requires a blend of technical expertise and creativity in a fast-paced front office environment.

What you will be doing:

• Design, develop, and maintain AI-enhanced business applications focused on intelligent decision-making and streamlining workflows.
• Integrate advanced AI APIs (OpenAI, Azure OpenAI, Azure AI Services) into existing applications to enable natural language capabilities and optimise operations.
• Build AI-driven automation solutions using Azure AI Foundry and Azure AI Services to automate complex processes and extract insights from unstructured data.
• Collaborate with stakeholders, business analysts, architects and engineers to design, develop, test and implement AI enabled automated solutions.
• Write clean code that is secure, testable and performance oriented.
• Participate in code reviews and peer programming sessions to contribute to the team's overall improvement.
• Communicate with internal enablement teams and third-party vendors to integrate new technology and AI enablement into the business

What we're looking for:

• A solid full stack engineering background with experience in C#, .NET, SQL, Python, TypeScript, and Azure PaaS.
• Experience with infrastructure as code i.e. ARM / Terraform / Bicep
• Extensive experience in designing and developing robust, scalable applications and high-traffic APIs.
• Experience utilising OpenAI / Azure AI Service Api's and building models, tools and services with Azure AI Foundry.
• Good experience of applying AI productivity tools (e.g. ChatGPT, Gemini, Copilot in Microsoft 365) in daily workflows for task automation, documentation, and planning.
• Skills in prompt engineering and chaining techniques to optimise LLM outputs for production use.
• Experience in developing AI-driven user interfaces using modern frameworks (e.g., React, Angular) with real-time interaction powered by LLM backends.
• Familiarity with AI coding copilots (e.g., GitHub Copilot, ChatGPT) to enhance development efficiency.
• Passion for problem solving and enjoyment in dealing with complex technical issues.
• Ability to work under pressure and context switch when priority requires.
• Willingness to learn, with a proactive nature in asking questions to expand knowledge

As part of our collaborative & agile culture, our working week is 4 days in the office and one day remote.

Investec offers a range of wellbeing benefits to make our people feel healthier, balanced and more fulfilled in their lives inside and outside of work.

Here is a selection of what we offer;

Wellbeing

Wellbeing Subsidy, Corporate Gym Membership, Virtual GP, Peppy Health App (Fertility, Menopause and Early Parenthood), Optional Private Medical & Dental Insurance

Monetary

Non-contributory Pension & Discretionary Bonus

Life & Income Protection

Life Assurance, Critical Illness & Income Protection

Travel

Season Ticket Loan & Electric Vehicle Scheme

Embedded in our culture is a sense of belonging and inclusion. This creates an environment in which everyone is free to be themselves which helps to drive innovation, creativity and ultimately business performance. At Investec we want everyone to find it easy to be themselves, and to feel they belong. It's a responsibility we all share and is integral to our purpose and values as an organisation.

Research shows that some candidates can be reluctant to apply to a role unless they meet all the criteria. We pride ourselves on our entrepreneurial spirit here and welcome you to do the same – if the role excites you, please don't let our person specification hold you back. Get in touch!

Recite Me

We commit to ensure that everyone is fairly assessed during our recruitment process. To assist candidates in completing their application form, Recite Me assistive technology is available on our Careers pages. This can be accessed by clicking on the ‘Accessibility Options' link at the top of the page.

The Recite Me tool includes a screen reader, styling and customisation options, a series of reading aids, a translator and more.

If you have any form of disability or neurodivergent need and require further assistance in completing your application, please contact the Careers team at [email protected] who will be happy to assist.