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.

Programme details:

• Location: London
• Programme dates: 21st June - 20 August 2027
• Application deadline: 21st October 2026
• Key requirements:

• You must have the right to work in the region you are applying for at the time of application
• You must be a penultimate-year undergraduate or master’s student
• You must not have applied for any other Maven programmes in this cycle

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.

What you will be doing:

• 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

How and what you will learn:

• 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

Who you are:

Key criteria:

• 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

We’re looking for someone who is:

• 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 reliably

Why Maven?

• Dedicated In‑House Trainers: Gain the tools to succeed in a rapidly evolving market, where AI is integral to our strategy and daily operations. Our tailored curriculums are led by in‑house experts and cover both technical and professional skills, as well as guidance on how to adopt AI best practices
• Accelerate Your Career: Over 9 weeks, you’ll progress your understanding of software development and have the opportunity to jump‑start your Maven career by being considered for a full‑time Graduate Developer role for the following year
• Proven Pathways: Benefit from our structured pipeline programmes that set you up for long‑term success. Around a quarter of Maven’s workforce joined through an Emerging Talent Programme, with many staying from Spring Week through the Graduate Programme and beyond
• Supported to Succeed: We are committed to fostering an inclusive workplace where everyone can perform at your best. We offer recruitment support where needed, and employee resource groups that help build community across the firm
• Grow with Guidance: Enjoy regular feedback, structured review points, and informal off‑desk chats. Everyone in our Emerging Talent Programmes is also paired with a Maven buddy for practical advice and day‑to‑day support
• Make a Real Impact, Fast: Interns are embedded directly into our tech teams, contributing to critical projects. In fact, recent interns contributed to the foundations of Maven's AI initiative, which includes creating agentic workflows for different business functions, improving Trader and Developer tooling

Maven is an equal opportunity employer. We are committed to building a diverse workforce and creating an inclusive environment. We welcome applications from all candidates regardless of background or identity.

Benefits At Maven

• Regular social events where you can get to know us, from welcome dinners and the Maven summer party to end‑of‑programme celebrations
• Free daily breakfast and lunch in the office, as well as snacks and drinks
• On‑site gym access, with regular classes and in‑office massages
• A forward‑thinking environment in which AI is integral to our strategy and daily operations

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