Principal Software Engineer

3 weeks ago


United Kingdom Oliver Bernard Full time

Principal Software Engineer / Principal Engineer / Principal Architect / Lead Engineer


💷 £140-£180k base salary

📈 Stock Options (six figures)

🏡 Hybrid Working with 1-2 days in London and 3-4 days WFH (remote working)

🏝️ 25 Days + 8 Public Holidays, option to buy more

💰 Pension Scheme

⛑️ Private Medical

🚀 FinTech (B2B Finance)

⚙️ System Architecture, Software Engineering Background, Staff Engineer/Principal Engineer


We are looking for a Principal Software Engineer / Principal Engineer / Principal Architect to join a well-known and exciting FinTech company based in Central London. You will sit within their Core Systems team which is a vital cog in the business' gears.


This Principal Software Engineer (Back end) will helicopter into several teams within the engineering department, your job will be to advise and suggest the best tools & technologies for the job, inspire adoption, motivate engineering teams, provide technical strategy and follow that through to execution throughout the business as well as the tech team.


It's a fantastic opportunity for someone with a breadth of experience to come into the business and have a tangible impact on the work they carry out there.


Your Role:


  • Emerging Technology Research
  • Data Warehouse Optimisation
  • Systematic Upgrades
  • Python Codebase Improvements
  • Accelerating Deployment Speed
  • Modelling Platform Enhancements


Skills Requirements:


Essential (at least one):

  • Proficient in a range of back-end technologies, primarily utilizing Python, SQL, Bash, and Rust. We appreciate candidates who have strong problem-solving skills across multiple programming languages, including Go, Elixir, C++, Java, and others.
  • Experienced in designing, developing, and overseeing data systems, ideally with tools like Kubernetes, Postgres, Kafka, and Snowflake.
  • Proven history of leading significant technical transformation initiatives, such as transitioning from monolithic architectures to microservices (or the other way around) and modernizing system infrastructure.


Bonus / Desirable:

  • A solid foundation in quantitative or technical disciplines, preferably holding a degree in mathematics, physics, computer science, engineering, or a similar area.
  • Engaged involvement in technology or open-source communities, demonstrating a commitment to sharing insights and motivating others.
  • A willingness to embrace new ideas and tackle problems from various angles.
  • Excellent communication abilities, capable of converting intricate business requirements into practical technical solutions.


If you are interested in finding out more, please apply now and we will forward you the full Job Description.


Principal Software Engineer / Principal Engineer



  • United Kingdom Oliver Bernard Full time €140,000 - €180,000

    Principal Software Engineer / Principal Engineer / Principal Architect / Lead Engineer £140-£180k base salary Stock Options (six figures) Hybrid Working with 1-2 days in London and 3-4 days WFH (remote working) ️ 25 Days + 8 Public Holidays, option to buy more Pension Scheme ⛑️ Private Medical FinTech (B2B Finance)⚙️ System Architecture,...


  • United Kingdom Oliver Bernard Full time €140,000 - €180,000

    Principal Software Engineer / Principal Engineer / Principal Architect / Lead Engineer £140-£180k base salary Stock Options (six figures) Hybrid Working with 1-2 days in London and 3-4 days WFH (remote working) ️ 25 Days + 8 Public Holidays, option to buy more Pension Scheme ⛑️ Private Medical FinTech (B2B Finance)⚙️ System Architecture,...


  • United Kingdom Oliver Bernard Full time

    Principal Software Engineer / Principal Engineer / Principal Architect / Lead Engineer £140-£180k base salary Stock Options (six figures) Hybrid Working with 1-2 days in London and 3-4 days WFH (remote working) ️ 25 Days + 8 Public Holidays, option to buy more Pension Scheme ⛑️ Private Medical FinTech (B2B Finance) ⚙️ System...


  • United Kingdom Oliver Bernard Full time €140,000 - €180,000

    Principal Software Engineer / Principal Engineer / Principal Architect / Lead Engineer £Hybrid Working with 1-2 days in London and 3-4 days WFH (remote working) ️ 25 Days + 8 Public Holidays, option to buy more Pension Scheme ⛑️ Private Medical FinTech (B2B Finance) ⚙️ System Architecture, Software Engineering Background, Staff...


  • United Kingdom Oliver Bernard Full time

    Principal Software Engineer / Principal Engineer / Principal Architect / Lead Engineer £Hybrid Working with 1-2 days in London and 3-4 days WFH (remote working) ️ 25 Days + 8 Public Holidays, option to buy more Pension Scheme ⛑️ Private Medical FinTech (B2B Finance) ⚙️ System Architecture, Software Engineering Background, Staff...


  • United Kingdom Oliver Bernard Full time

    Principal Software Engineer / Principal Engineer / Principal Architect / Lead Engineer £140-£180k base salary Stock Options (six figures) Hybrid Working with 1-2 days in London and 3-4 days WFH (remote working) ️ 25 Days + 8 Public Holidays, option to buy more Pension Scheme ⛑️ Private Medical


  • united kingdom Provide Full time

    Principal Software Engineer I'm working with a global company working on a crucial hire. They are looking for a Principal Software Engineer to join their team, working hybrid, in a company which prides itself on staying up to date with cutting edge technology and providing autonomy and freedom to its employees. The Principal Software Engineer will sit...


  • United Kingdom Provn Full time €70,000

    Provn are currently engaged on behalf of our client, an innovative telecommunications company based in Edinburgh, renowned for developing industry-leading products used worldwide. As they continue to expand and evolve, they are seeking a highly skilled and experienced Principal Software Engineer to join their dedicated R&D team. This role offers an...


  • United Kingdom Prism Digital Full time

    Principal Software Engineer | Polyglot Developer | Architecture | Technical Roadmaps | Fintech My client is a renowned global FinTech that, over the last two decades, has earned a reputation for reliability, innovation, and customer-focused service. With a strong presence in key financial hubs across the globe, including Europe, Asia, and the Middle...


  • United Kingdom Prism Digital Full time

    Principal Software Engineer | Polyglot Developer | Architecture | Technical Roadmaps | Fintech My client is a renowned global FinTech that, over the last two decades, has earned a reputation for reliability, innovation, and customer-focused service. With a strong presence in key financial hubs across the globe, including Europe, Asia, and the Middle...


  • United Kingdom Provn Full time €70,000

    Provn are currently engaged on behalf of our client, an innovative telecommunications company based in Edinburgh, renowned for developing industry-leading products used worldwide. As they continue to expand and evolve, they are seeking a highly skilled and experienced Principal Software Engineer to join their dedicated R&D team. This role offers an...


  • United Kingdom Prism Digital Full time

    Principal Software Engineer | Polyglot Developer | Architecture | Technical Roadmaps | Fintech My client is a renowned global FinTech that, over the last two decades, has earned a reputation for reliability, innovation, and customer-focused service. With a strong presence in key financial hubs across the globe, including Europe, Asia, and the Middle...


  • United Kingdom Prism Digital Full time

    Principal Software Engineer | Polyglot Developer | Architecture | Technical Roadmaps | Fintech My client is a renowned global FinTech that, over the last two decades, has earned a reputation for reliability, innovation, and customer-focused service. With a strong presence in key financial hubs across the globe, including Europe, Asia, and the Middle...


  • United Kingdom Adepta Partners Full time £80,000 - £85,000

    Adepta Partners is seeking a talented Principal Software Engineer to lead the development of robust, high-performance applications on the .NET Core platform for one of our rapidly growing partners.This role will see you developing and architecting solutions that include secure and scalable APIs, seamless third-party integrations, and internal messaging...


  • United Kingdom Spectrum IT Recruitment Full time €70,000 - €75,000

    Exciting Opportunity for a Principal Software Engineer! Join a pioneering company in cutting edge radiation detection solutions, where your work will protect and empower communities worldwide! This company is not just a tech innovator; it's a global leader, making an impact in customs, border protection, law enforcement, military, and emergency services. ...


  • United Kingdom Acre Software Full time

    Purpose: We are seeking a skilled Software Engineer to join our team at a leading tech firm. The ideal candidate will have a strong background in software development and a passion for creating innovative solutions.Responsibilities:• Develop and maintain high-quality software applications• Collaborate with cross-functional teams to design and implement...

  • Principal Engineer

    2 months ago


    United Kingdom La Fosse Full time

    Principal Engineer - AI and Digital Innovation in Banking - £200K package, Mostly remote (2x a month, with offices based around the UK)Join a prominent bank at the forefront of digital transformation, leveraging AI to redefine the banking experience. We are partnered with a long-standing client who are committed to pushing the boundaries of technology,...

  • Principal Engineer

    3 weeks ago


    United Kingdom La Fosse Full time

    Principal Engineer - AI and Digital Innovation in Banking - £200K package, Mostly remote (2x a month, with offices based around the UK)Join a prominent bank at the forefront of digital transformation, leveraging AI to redefine the banking experience. We are partnered with a long-standing client who are committed to pushing the boundaries of technology,...


  • United Kingdom Spectrum IT Recruitment Full time €70,000 - €75,000

    Exciting Opportunity for a Principal Software Engineer! Ready to make a difference with your technical expertise? Join a pioneering company in cutting edge radiation detection solutions, where your work will protect and empower communities worldwide! Why This Role? Imagine your next career move as more than just a job - a step into a mission critical role...

  • Principal Engineer

    3 weeks ago


    United Kingdom La Fosse Full time

    Principal Engineer - AI and Digital Innovation in Banking - £200K package, Mostly remote (2x a month, with offices based around the UK)Join a prominent bank at the forefront of digital transformation, leveraging AI to redefine the banking experience. We are partnered with a long-standing client who are committed to pushing the boundaries of technology,...