Freelance Software Developer jobs in London

Job Description These unique and rewarding freelance audit opportunity would suit experienced multi-lingual & qualified audit professionals that are flexible, love diverse travel experiences, meeting inspiring people and supporting very worthwhile causes. AfID is recruiting on behalf of a leading specialist in assurance services for international institutional donors such as the EC, UN, World...

Job Description We’re Hiring: Freelance Business Development Lead (Brands & Agencies) Remote | UK‑based preferred IndyStudios is growing — and we’re looking for an experienced Freelance BD Lead to help us become the go‑to production partner for brands and agencies who want documentary‑led, reality‑rooted content people actually choose to watch. If you love opening doors, shaping...

Location: 1 day remote + 1 day on-site in London Contract: Freelance, approx. 3-month rolling project Reports to: Technical Lead Rate: £250 - £350 per day Start: ASAP Intro We’re looking for an experienced Senior Developer to join us on a short-term freelance basis, working directly on-site with our London-based clients two days a week. We’re looking for a self-motivated Senior Developer...

Java Software Engineer Java, J2EE, Spring, React, Node, SpringBoot, Hibernate, RabbitMQ, SQL Submit your CV and any additional required information after you have read this description by clicking on the application button.We are seeking a Java Software Engineer with at least 5 years experience of working in a SaaS production environment. Our client is a leading provider of investment and wealth...

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Job Description Role: Software Developer (C++) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: C++ as a main language This firm is an elite tech firm with exceptionally high standards that has previously set world records in the technology space. They are made up of some exceptionally talented individuals who, above all,...

Job Description 🚀 Senior Python Engineer Location: London / Hybrid / Remote (UK & NL time zones) Type: Full-time Salary: Up to 85k + benefits Are you a Python engineer who loves tackling complex problems with math and analytics? 🧠💻 We’re searching for a Senior Python Engineer to help build cutting-edge software used by top global brands for forecasting, optimization, and analytics. This...

Job Description We are currently looking for creative and technical graduates to join a leading financial institution as Graduate Software Developers in the summer 2026. With a perspective on actions today that shape tomorrow. This firm is an innovative, global trading firm. In an ever-changing world, they pride ourselves in offering a unique service. They strive to be the best in their field...

Senior Engineer needed in London to develop and maintain software using Ruby, focusing on DevOps and infrastructure.

Overview Uneek have partnered with a leading energy company who provide cutting-edge cleantech solutions in their search for a Senior SDET to join their team. Their mission is to help utilities transition to a more sustainable, customer-focused future.Senior Software Development Engineer in Test (Java & Selenium) – you will design and maintain robust test frameworks, build enterprise-level...

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS...

You will be responsible for generating new business while managing and expanding existing client relationships. The role suits a confident, customer-focused sales professional with experience selling complex B2B software solutions. Key Responsibilities: - Drive new business opportunities and achieve sales targets across software and associated services

You will be responsible for developing and enhancing regulatory technology platforms, automating reporting workflows, and ensuring the integrity, accuracy, and timeliness of regulatory submissions across global jurisdictions.

Role: Software Developer (C++) Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: C++ as a main language This firm is an elite tech firm with exceptionally high standards that has previously set world records in the technology space . They are made up of some exceptionally talented individuals who, above all, are passionate about...

Head of Software Development – Applications – Home Based –. Net Core / Native Home Based - UK Wide, Home Based - UK Wide, United Kingdom£NEG - likely to be a Six Figure packageWork HoursFlexibility requiredSoftware DevelopmentContact number07887426975Pension (Matched to 5%) - 25 days hols - PHIRegionHome Based - UK WideA market-leading operating group of companies, established and built over...

Our client is a forward-thinking solutions provider specializing in digital transformation for the water and wastewater industry. Their mission is to help utilities, municipalities, and industrial operators harness the power of cloud technology, Io T, AI/ML, and Hybrid Digital Twins to optimize operations, ensure compliance, and achieve sustainability and ESG goals.With a strong foundation in...

Java Software Engineer Java, J2EE, Spring, React, Node, SpringBoot, Hibernate, RabbitMQ, SQL We are seeking a Java Software Engineer with at least 5 years experience of working in a SaaS production environment. Our client is a leading provider of investment and wealth management solutions where you will joining a team of five who actively support the development, enhancement and troubleshooting...

Job Description We are currently looking for creative and technical graduates to join a leading financial institution as Graduate Software Developers in the summer 2026. With a perspective on actions today that shape tomorrow. This firm is an innovative, global trading firm. In an ever-changing world, they pride ourselves in offering a unique service. They strive to be the best in their field...

Job Description Role: Software Developer (React) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript / TypeScript) This firm is an elite technology company with exceptionally high standards, known for pushing boundaries and previously setting world records in the tech space. They are...

Role: Software Developer (Python) - Up to £140,000 + Bonus + Package Make your application after reading the following skill and qualification requirements for this position. Salary: Up to £140,000 + Bonus + Package Location: London (Hybrid Working) Skills: Python as a main language This firm is an elite tech firm with high standards who have previously set tech world records. They are made...