Software Developer Summer Internship London 2027

Join Maven Securities as a Software Developer Summer Intern in London. You'll work directly with engineering teams on real-world problems in options and derivatives market making, combining structured training with hands-on project experience over 9 weeks. Maven invests in a small cohort of high-potential individuals each year, providing comprehensive development and long-term career pathways.

What you'll do

• Work directly embedded in Maven engineering teams on real-world problems
• Have a direct impact on the day-to-day operations of a high-performance trading firm
• Collaborate directly with Developers and Traders

What you bring

• You are a penultimate-year undergraduate or master's student
• A genuine interest in software development and curiosity to learn
• Familiarity with one or more programming languages
• A willingness to adopt and utilise emerging AI technologies
• An entrepreneurial mindset with the ability to generate ideas, take initiative and drive innovation
• Critical thinking and problem-solving skills, with the ability to analyse situations and make effective decisions
• Agility in learning, able to quickly acquire knowledge, take feedback and adapt across different contexts
• The ability to synthesise information, see the bigger picture and translate complex information into actionable recommendations
• Collaborative and influential skills, building trust and working effectively with others
• A results-focused and accountable approach, taking ownership and delivering reliably

What we offer

• A structured 2-week training programme covering C++, C#, Python, TypeScript and React, led by Maven's Head of Technology Training and Graduates
• A 7-week hands-on project where you continue learning through real experience
• Desk shadowing opportunities with current Graduates across Technology teams
• Regular check-ins with the Technology and Emerging Talent teams
• A dedicated Maven buddy for practical advice and day-to-day support
• Regular feedback and structured review points
• 25 days of annual leave, pro-rated for the duration of the internship
• Eye care support, life assurance and an Employee Assistance Programme
• Daily breakfast and lunch in the London office, plus snacks and drinks throughout the day
• Office gym access and wellness benefits including massages
• Frequent cohort-specific and office-wide social events
• Opportunity to be considered for a full-time Graduate Developer role for the following year
• Visa sponsorship available for selected roles

About Maven Securities

Maven Securities is a leading proprietary trading firm specialising in options and derivatives market making. The company leverages sophisticated technology and quantitative analysis to trade in global financial markets, with AI integral to its strategy and daily operations. Around a quarter of Maven's workforce joined through Emerging Talent Programmes, with many progressing through the Graduate Programme and beyond.