18 of 18 Principal Software Engineer Jobs in London

Principal Software Engineer Python - Fintech

Hiring Organisation
Client Server
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Principal Software Engineer/Developer (Python AWS) London/WFH to £150k Join a high-growth, VC-backed Fintech building a market-leading analytics platform used by Hedge Funds, Asset Managers and global financial institutions. As a Principal Software Engineer, you will play … pivotal role in shaping the technical direction of a large scale cloud-native platform, combining hands-on software development with architectural leadership and technical strategy. Working across multiple engineering teams, you will define architectural standards, review solution designs, tackle complex technical challenges and ensure that performance, scalability, security ...

Principal Software Engineer Java SpringBoot AWS

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Principal Software Engineer/Developer (Java SpringBoot AWS) London/WFH to £120k Are you an experienced Java focussed Software Engineer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. As a Principal Software Engineer you will lead client projects, often long term technical transformations, designing, developing and delivering a range of projects for clients, mainly within the financial services sector and with a focus on migrating legacy systems to AWS and introducing CI/CD pipelines and cloud deployments. ...

Senior Software Engineer / Principal Software Engineer - C++, Python

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £140,000 per annum
Senior Software Engineer/Principal Software Engineer- C++, Python - Financial/Banking. Candidates will have a minimum 8+ years C++ experience and excellent knowledge of Python -coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity. … work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal will be to develop software which handle large amount of TPS to drive a highly efficient technology used by several markets around the world. To be successful in this ...

Principal Software Engineer C# .Net AWS - FinTech

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Principal Software Engineer/Developer (C# .Net AWS Python) London/WFH to £120k Would you like to join a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence … progression? As a Principal Software Engineer you will architect and build highly performant and scalable solutions using the Microsoft tech stack and SOLID design principles, collaborating with cross functional Agile project teams in 2 week Sprints, you'll be an advocate of best practice and ensure software ...

Principal React Software Engineer Finance Trading London

Hiring Organisation
Joseph Harry Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Principal React Engineer (Software Engineer Programmer Developer Architect Principal ReactJS React-JS React.JS Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front … System Portfolio Banking Remote) required by our trading client in London. You MUST have the following: Strong experience as a Lead React Developer/Software Engineer/Programmer Advanced OpenFin Excellent JavaScript, TypeScript and React Experience building Front Office trading systems Agile The following is DESIRABLE, not essential ...

REMOTE Principal React Software Engineer Finance London

Hiring Organisation
Joseph Harry Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 550 - 750 Daily
REMOTE Principal React Engineer (Software Engineer Programmer Developer Architect Principal ReactJS React-JS React.JS Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front … System Portfolio Banking Remote) required by our trading client in London. You MUST have the following: Strong experience as a Lead React Developer/Software Engineer/Programmer Advanced OpenFin Excellent JavaScript, TypeScript and React Experience building Front Office trading systems Agile The following is DESIRABLE, not essential ...

Principal Software Engineer

Hiring Organisation
Zorba Consulting Limited
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 - 120,000 Annual
Principal Software Engineer We are looking for a highly experienced Principal Software Engineer with strong backend engineering expertise and a passion for scalable distributed systems. You will play a key role in shaping architecture, engineering standards, and technical direction across the platform. Join … fast-growing Banking SaaS provider building next generation core banking technology. We are looking for Principal Software Engineers with experience in Node.js/TypeScript/JavaScript, .NET/C#, or Java. You will work directly on customer problems, understand the business context and own solutions end-to-end. ...

Principal Software Engineer

Hiring Organisation
Zorba Consulting Limited
Location
EC3, Broad Street, Greater London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £120000/annum 25 days hols, Share Options, Healt
Principal Software Engineer We are looking for a highly experienced Principal Software Engineer with strong backend engineering expertise and a passion for scalable distributed systems. You will play a key role in shaping architecture, engineering standards, and technical direction across the platform. Join … fast-growing Banking SaaS provider building next generation core banking technology. We are looking for Principal Software Engineers with experience in Node.js/TypeScript/JavaScript, .NET/C#, or Java. You will work directly on customer problems, understand the business context and own solutions end-to-end. ...

Principal Software Engineer Java SpringBoot AWS

Hiring Organisation
17918
Location
London, United Kingdom
Principal Software Engineer/Developer (Java SpringBoot AWS) London/WFH to £120k Are you an experienced Java focussed Software Engineer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. As a Principal Software Engineer you will lead client projects, often long term technical transformations, designing, developing a... WKCL1_UKTJ ...

Principal Software Engineer Java SpringBoot AWS

Hiring Organisation
Client Server
Location
London, UK
Employment Type
Full-time
Principal Software Engineer/Developer (Java SpringBoot AWS) London/WFH to £120k Are you an experienced Java focussed Software Engineer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. As a Principal Software Engineer you will lead xxuwjjq client projects, often long term technical transformations, designing, developing a... Apply promptly! A high volume of applicants is expected for the role as detailed below, do not wait to send your CV. ...

Principal Software Engineer

Hiring Organisation
BAE Systems
Location
Greater London, United Kingdom
Employment Type
Full Time
employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Job Title : Principal Software Engineer Salary: Up to £65,500 (DOE) Location: New Malden. Hybrid 3 days/week on site. We offer a range … reaches of space, there’s no limit to where a career at BAE Systems could take you. Job Description: As a Principal Software Engineer, you will play a pivotal role in leading the software team producing the software work products and supporting artefacts for software ...

Principal Software Engineer Python - Fintech

Hiring Organisation
Client Server
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Principal Software Engineer/Developer (Python AWS) London/WFH to £150k Join a high-growth, VC-backed Fintech building a market-leading analytics platform used by Hedge Funds, Asset Managers and global financial institutions. As a Principal Software Engineer, you will play … pivotal role in shaping the technical direction of a large scale cloud-native platform, combining hands-on software develop click apply for full job details ...

Principal Software Engineer

Hiring Organisation
RX Global
Location
Greater London, United Kingdom
Employment Type
Full Time
attendees and exhibitors through organizing events. Innovation, creativity, and collaboration drive the company to offer exceptional services to clients. About the Role As a Principal Software Engineer, you will provide technical leadership across complex, mission-critical systems, shaping architecture, engineering standards, and long-term technology strategy. … will operate at both a strategic and hands-on level, guiding teams, influencing stakeholders, and ensuring the delivery of scalable, resilient, and high-quality software solutions. This role is pivotal in driving engineering excellence, enabling innovation, and aligning technology outcomes with business objectives . Responsibilities Define and drive ...

Consulting/Principal Software Engineer

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Consulting/Principal Software Engineer About the team: The SciVal Development Team is a cross-functional group comprising Frontend, Backend, and Quality Engineers who work … improve key delivery/quality indicators (lead time, change fail rate, MTTR, escaped defects, performance budgets). Requirements Around 7+ years of experience in Software Engineering, contributing to complex systems in production. Experience leading through influence, such as technical leadership, feature ownership, or community/guild participation across design ...

Principal Software Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £120,000 per annum
shaping architecture, improving products and unblocking delivery. Solve complex engineering problems and drive best practice across the organisation. Requirements 5+ years' experience as a Principal Software Engineer (or similar) in an enterprise environment. Proven track record leading across multiple engineering teams and specialties. Experience with Event-driven ...

Principal Software Engineer

Hiring Organisation
Spectrum It Recruitment Limited
Location
London, United Kingdom
Employment Type
Permanent
shaping architecture, improving products and unblocking delivery. Solve complex engineering problems and drive best practice across the organisation. Requirements 5+ years' experience as a Principal Software Engineer (or similar) in an enterprise environment. Proven track record leading across multiple engineering teams and specialties. Experience with Event-driven ...

Principal Software Engineer

Hiring Organisation
Understanding Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £151,000 per annum
over two years, and already have a lot of customers in the UK. On-site | London Up to 150,000 + Equity Senior/Principal Software Engineers: They're looking to add Senior/Principal Engineers to their team. The team are open to hiring pure backend ...

Principal Software Engineer

Hiring Organisation
17918
Location
London, United Kingdom
Join a global technology organisation whose products are trusted by leading brands and deliver real-world impact across sustainability, education and safety. This is a pivotal role, reporting to the Head of Engineering helping lead ...