Software Developer Summer Internship London 2027

Software Developer Summer Internship London 2027

Maven Securities is a leading proprietary trading firm that leverages sophisticated technology and quantitative analysis to trade in global financial markets. We specialise in options and derivatives market making, where your skills can be directly applied to have a real impact.

At Maven, we believe exceptional careers are built deliberately. Our intern programme is designed for a small number of high-potential individuals each year, combining comprehensive training, real responsibility, and long-term development. We don’t hire large classes with the expectation that only a few will succeed, we invest in every individual who joins the team.

• Location: London

• Programme dates: 21st June - 20 August 2027

• Application deadline: 21st October 2026

You’ll begin with a structured 2-week training programme, designed to prepare you for your project work. This initial phase focuses on building the technical foundations and domain knowledge needed for the projects.

Following training, you’ll transition on to a 7-week project, where you’ll continue to learn through hands-on experience. Intern projects allow you to learn new skills and experience what life is like in a Maven Technology team.

• Be directly embedded in Maven engineering teams to work on real world problems

• Have a direct impact on the day-to-day workings of a high performance trading firm

• Collaborate directly with Developers and Traders

• Progress through a structured onboarding programme with clear learning milestones

• Build your foundation through theory and exercise-led training, led by Maven’s Head of Technology Training & Graduates

• Gain in-depth insight to the work you could expect to be doing as a future Graduate Developer by attending desk shadowing opportunities with current Graduates, across a range of Technology teams

• Our technical syllabus covers the fundamentals of some of Maven’s main programming languages, e.g. C++, C# and Python, as well as TypeScript and ReactWe will teach you how to use some of Maven’s in-house tools and systems. Maven utilises the latest technology in order to meet and exceed our demanding business challenges. We believe in using the right tool for the right job with a strong focus on engineering rigour

• Attend regular check-ins with the Technology and Emerging Talent teams

• A penultimate-year undergraduate or master’s student

• A genuine interest in software development and a curiosity to learn

• Familiarity with one or more programming languages

• A willingness to adopt and utilise emerging AI technologies

• An entrepreneurial thinker with the ability to generate ideas, take initiative and drive innovation

• A critical problem solver and decision maker who can analyse situations, think clearly and make effective decisions

• An agile learner who is able to quickly acquire knowledge, take on feedback, adapt and apply insights across different contexts

• Able to synthesise information, resolve conflicting inputs, see the bigger picture, and translate complex information into actionable recommendations

• Collaborative and influential, able to build trust, work effectively with others and positively impact the team

• Results-focused and accountable, taking ownership and delivering outcomes