Quant Finance Software Engineer – London, Onsite, Ownership

Harrington Starr; Greater London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Competitive salary

Exceptional bonus

Benefits package

Job summary

Harrington Starr in London is seeking a Software Developer to join its quantitative finance technology team. The role is onsite and permanent, offering a competitive salary plus exceptional bonus and benefits.

You will help build internal applications used across back to middle office and closely collaborate with investment professionals. You will own projects end-to-end, tackle complex technical challenges, and drive engineering excellence in a fast-paced environment.

Qualifications

• Experience working with SQL databases
• A passion for technology and engineering excellence
• Strong analytical and problem-solving abilities
• A proactive, ownership-driven mindset with the ability to work independently
• Experience delivering software solutions in a collaborative, fast-paced environment
• A strong academic background (1st or 2:1) in Computer Science, Engineering, Mathematics, Physics, or a related discipline
• Excellent A-Level Grades - A*/A/B's
• The opportunity to work alongside highly skilled engineers, researchers, and investment professionals
• Significant ownership and influence over business-critical systems
• A collaborative, intellectually stimulating environment that values innovation and technical excellence
• A comprehensive benefits package supporting wellbeing, family life, and professional development

Responsibilities

• Build robust, reusable applications and services that support critical business functions
• Collaborate with back and middle office teams to solve complex technical and business challenges
• Take ownership of projects throughout the full development lifecycle, from requirements gathering through deployment and support
• Drive innovation by challenging existing processes and identifying opportunities for improvement

Skills

SQL databases

Analytical thinking

Problem solving

Ownership mindset

Independent work

Collaborative environment

Software delivery

Academic excellence

Education

1st or 2:1 in CS/Engineering/Math/Physics

A-Levels: A*/A/B

Job description

Harrington Starr in London is seeking a Software Developer to join its quantitative finance technology team. The role is onsite and permanent, offering a competitive salary plus exceptional bonus and benefits.

You will help build internal applications used across back to middle office and closely collaborate with investment professionals. You will own projects end-to-end, tackle complex technical challenges, and drive engineering excellence in a fast-paced environment.