## Job Title Senior Developer ## Department Application Development & Enablement-BG-UK ## Overview of Department ## Purpose of Role The objective of the Investment & Trading stream is to provide the both the Investment and the Trading business teams with first-class Information System capabilities, including the development and delivery of new applications and enhancements to existing systems. The department is responsible for bespoke and packaged software development, focusing on applications essential to our business and ensuring we have the technological tools we need to develop and grow. To support this work, the Investment & Trading stream is looking for a Senior Developer to join the stream. This role is within the Trading neighbourhood and so relevant experience with trading applications would be advantageous. The Senior Developer role will require you to become an expert across a suite of in-house-built applications, ranging from Oracle PL/SQL and WinForms to web-based applications and third-party products. You will work as part of a team to both design and deliver excellent solutions, with a strong customer focus. The role will also involve production support for existing priority applications. You should possess a thorough understanding of the full software development life cycle process, including collaborating with other project areas as well as Business Analysts, Developers and Testers to enable delivery of applications within an Agile framework. Our culture for learning underpins all of this - we encourage a range of training on a wide range of topics: from our tech stack (Oracle, .NET, Angular, Azure), to investment-focused training on financial concepts, to softer skills. ## Responsibilities Responsibilities of the role include, but are not limited to: - Analyse, design, build and test applications - Integration of 3rd-party systems - Implement systems in the live environment - Liaise with the business teams, building strong, trust-based stakeholder relationships across the department and wider firm - Work closely with other members of the other project teams to identify and fulfil business requirements with appropriate technical solutions - Provide support to users as required - Provide training on developed applications when required - Contribute to the development of current standards and procedures within your delivery stream, whilst being responsible for continuous improvement across your project/team - Take ownership and accountability of delivering to business requirements and within agreed timescales - Provide technical expertise as representation for the business domain/project area/stream - Ensure documentation, support and governance of projects and development is in place in line with our professional standards - Provide guidance, support and technical supervision to less experienced colleagues Your Knowledge and Experience - Oracle SQL and PL/SQL - .NET Framework and WinForms - .NET Core / .NET - Entity Framework / Entity Framework Core - Micro-services - API development - JavaScript development framework (pref. Angular / TypeScript) - Experience of working in a containerised environment - Understanding of DevOps - Kubernetes - Messaging (Rabbit/ASB/AMQP) - Experience with source control tools such as Git, TFS/TFVC, Azure DevOps and associated delivery practices, including pull requests, code reviews, and CI/CD pipelines. - Strong testing mindset, including unit testing, automated testing, and debugging - Familiarity with AI tools. Willingness to learn and adopt new AI skills - Whole development life cycle experience, analysis, database design and development - A focus on maintainability, robustness and performance when designing solutions - Experience and knowledge of agile methodologies - Experience with trading applications - Strong communication abilities – able to build relationships and work collaboratively with business stakeholders and end users in collaboration with Business Analysts to establish requirements - Excellent time management and multitasking skills - Attention to detail, along with the ability to explain or document ideas - Can work independently, given initial sometimes sparse business requirements - Can work well within a team environment to collaborate, support and learn from others The Type of Candidate that we're looking for You have strong verbal and written communication skills, combined with experience in technical analysis and the ability to understand and work across a broad range of applications. You’re comfortable building strong working relationships with stakeholders and colleagues, take a proactive and flexible approach to your work, and can work both independently and as part of a team with ease. You will provide guidance and help to less experienced developers. You're naturally curious and keen to learn new systems, processes and applications. You have a proven track record of adapting quickly, solving problems and supporting effective delivery. Critical Skills - Adaptability - Enabling others - Improvement mindset - Systems thinking - Nurture relationships - Team working ## Closing Date July 26, 2026 Should you choose to use AI tools to support your application, we ask that you do this thoughtfully. We encourage you to ensure your application reflects your own voice, experience, and motivations. We value authenticity and want to understand your individual strengths and perspectives. At Baillie Gifford, we are committed to fostering an inclusive and respectful culture in which each of our colleagues can thrive and develop. We believe that our clients are best served by a diverse workforce with the experiences, ideas and perspectives that this brings. If you are currently working at Baillie Gifford as an employee or contractor please apply to this job from the firm's Workday internal career site.