Proactive Global Jobs

Title – Senior/Lead UI DeveloperClient – Fintech Start-Up (Trading)Rate - Up to £165,000 + BonusLocation – London/HybridAbout the Company: Our client is a rapidly growing fintech start-up building next-generation technology for the FX and cryptocurrency trading markets. Their platform powers modern, high-performance trading infrastructure used by p...

We are seeking an experienced Senior Developer to join a high-performing technology team within a global investment management environment. This role is ideal for someone with strong buy-side financial services experience who is passionate about building scalable, secure, and high-performance software and data solutions.You will work closely with B...

About the Role:Jefferies International's Middle Office Development team is seeking a highly skilled and self-motivated professional to join our Middle Office team. This hands-on role requires strong technical capabilities combined with banking operations knowledge to work on implementing feeds to a new platform hosted in a vendor Saas environment.L...

About the Role:Jefferies International's Middle Office Development team is seeking a highly skilled and self-motivated professional to join our Middle Office team. This hands-on role requires strong technical capabilities combined with banking operations knowledge to work on implementing feeds to a new platform hosted in a vendor Saas environment.L...

We are seeking an experienced Senior Developer to join a high-performing technology team within a global investment management environment. This role is ideal for someone with strong buy-side financial services experience who is passionate about building scalable, secure, and high-performance software and data solutions.You will work closely with B...

Location: Nottingham, UK (hybrid)Employment Type: Fixed-term contract/ Contract Inside IR35 We are looking for a Senior React Native Developer to join our mobile engineering team and play a key role in delivering scalable, high‑performance mobile applications. This role offers the opportunity to contribute to innovative, customer-centric solutions ...

AI Technical Developer & Solutions Specialist Reports to: Head of AI StrategyLocation: United Kingdom (Hybrid) About the RoleWe are seeking a highly motivated and technically proficient AI Technical Developer to join our team, reporting directly to the Head of AI Strategy. This is an exciting opportunity for a professional who enjoys working indepe...

We are partnering with a top-tier global quantitative trading firm operating at the forefront of technology, data, and financial markets.They are seeking a C++ Market Access Developer to join a world-class engineering team responsible for building and evolving ultra-low latency systems that power global trading connectivity.In this role, you will w...

Senior Security Engineer - Cloud & Application Security Senior-level security engineering role within a fast-growing technology business Hands-on work across cloud security, secure software delivery and AI-driven tooling Hybrid working model with a Belfast-based engineering team Strong salary, bonus, private healthcare and high-end benefits package...

Python/Golang/Rust Developer - Digital Assets arm of Global Fund - Up to £200k base + BonusOne of the leading absolute return/hedge fund managers within finance, currently managing over $40bn, is diversifying further by creating a separate division to focus on managing crypto and digital asset strategies.Meaning these guys offer the dynamism and en...