Software Developer Programmer jobs in Horley

Senior Software Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Senior Software Developer (PYTHON/AWS/REACT). They are looking for a talented individual who will design,

LinuxRecruit

£8,333 - £10,000 /year

The giants of cybersecurity didn't just build a new company; they invented an entire market. Today, that market is worth £22 billion, and the rocket ship they built to lead it is currently docking in London! Quietly assembling an elite, newly formed engineering squad. This isn't a team that maintain

FlexTrade Systems is a provider of customized multi-asset execution and order management trading solutions for buy- and sell-side financial institutions. Through deep client partnerships with some of the world's largest, most complex and demanding capital markets firms, we develop the flexible tools

Job Summary We are seeking a highly skilled and motivated Software Engineer to join our dynamic development team. The successful candidate will be responsible for designing, developing, and maintaining innovative software solutions across various platforms. This role offers an excellent opportunity

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across fo

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across fo

Job Description Our client is a fast-growing technology company delivering innovative, enterprise-grade solutions. They are looking for a Senior Full Stack Engineer to join their dynamic engineering team and work on production-critical applications with impact. Role Overview You will be responsible

DEVELOPER JOURNEY STRATEGY AT GOLDMAN SACHS The Developer Journey Strategy focuses on investing in the developer experience to minimize friction, promote standardization, and leverage artificial intelligence (AI) to enable seamless delivery. By streamlining processes, implementing consistent practic

Graduate Software Developer About Reply: Reply specialises in the design and implementation of solutions based on new communication channels and digital media. As a network of highly specialised companies, Reply defines and develops business models enabled by the new models of AI, big data, cloud co

Job Req Id 26953948 Location(s) London, England, United Kingdom Job Type Hybrid Posted Apr. 16, 2026 Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the o

Citigroup

We’re looking for an expert level server side engineer, to join one our high-impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement, a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fast, like a star

Viridien ( www.viridiengroup.com ) is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future. With our ingenuity, drive and deep curiosity we discover new insights, innovations, and solutions that efficiently and resp

Salary: £200k + bonus Summary Join a sophisticated technology team in the London office of a prop trading house that places software development at the centre of business strategy. This team have the responsibility of a trading group and a core infra team. This role is for a senior engineer who is a

Senior Software Developer / Software Engineer (C# .Net) London onsite to £150k Are you an experienced C#, backend focussed Software Developer? You could be progressing your career in a senior, hands-on role at a global Sports Trading business, earning substantial bonuses. What's in it for you: Salar

eFinancialCareers

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview We'r

Software Developer Berkshire (Hybrid: 3–4 days office-based) £65,000 – £80,000 + benefits Overview Our client, a well-established and growing technology business, is seeking capable Software Developers to join a high-performing engineering team. This role sits within a complex, enterprise-grade envi

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across fo

Marex

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across fo

WDR Ltd

Location: Horsham (In-person, with potential for occasional hybrid working after probation) Salary: £40,000 - £65,000 Job Type : Full-time Schedule: Monday to Friday About WDR Limited WDR is a bespoke learning and development consultancy, delivering innovative learning solutions across multiple sect

Senior Software Developer in Test - Appvia - UK Security Clearance eligibility required Location: London, UK (Hybrid - ~1 day per week in office) Contract: Permanent, Full-time Package: £70,000 - 80,000 + 10% Bonus + 10% Shares + Benefits (see more below) About Appvia Appvia is a specialist cloud, p