Senior Software Developer jobs in Farringdon

You will have a dedicated mentor with expertise in software development to coach you into becoming the best engineer you can be.

You will stand out if you have low-level personal projects (e.g., compilers, networks, OS...

You will not be considered if you do not have a portfolio/code examples to share

Software Engineer – PHP & Golang Fully Remote – Within UK PHP / Golang / JavaScript £60,000-£65,000 I’ve recently partnered with a leading Prop-Tech business in London who are looking to add a Software Engineer to their team who specialises in PHP & Golang! The company have seen rapid success over the past 10 years and have built an advanced platform used by their expanding portfolio of...

You will gain experience which will enable your career to take a leap forward.

You will deliver high-quality production code and design control system architectures for real time environments that support robotic movement, manipulation, and teleoperation.

You will be rewarded with an excellent package that includes:

Senior Software Engineer - .NET Core, Blazor, SQL Server Location: Remote (UK-based) Salary: £50,000 - £60,000 (depending on experience) Benefits: Company pension scheme, 25 days holiday + bank holidays Applause IT are recruiting for a Senior Software Engineer on behalf of a highly impactful, tech-driven not-for-profit organisation that's tackling one of the world's most pressing health...

You will be working on new projects on the core web platform with other great developers in the UK.

You will have the opportunity to attend regular Development team events, professional development opportunities and potentially travel overseas to their international offices if this is of interest.

You will be a confident, proactive developer who enjoys solving problems, collaborating effectively, and taking ownership of your work.

The opportunity As a Senior C++ Developer, you won’t be maintaining legacy code or adding features at the edges. You have the option to work fully remote or partically remote with access to the clients offices. You’ll be designing and building core systems that will ultimately run on millions of industrial edge devices, shaping how they authenticate, communicate, and trust one another — from the...

We’re looking for a Senior-level Software Engineer with strong JavaScript/TypeScript skills and experience across modern web stacks. You’ll be instrumental in our transition away from Drupal as we modernise and scale our platform. Tech Stack: At least 6-8 years commercial experience with JavaScript or TypeScript and Node Exposure of Laravel and/or Python (Django or Flask a...

Senior C# Developer Location: London (Fully Onsite) Employment Type: Permanent Salary: £50,000 - £60,000 (DOE) Visa Sponsorship: Not available We're working with a London-based organisation that is looking to hire an experienced Senior C# Developer to join their engineering team in a fully onsite position. This role is ideal for someone who enjoys hands-on development, working closely with the...

You will take a lead role in building high-quality, accessible, and maintainable front-end solutions across a single-page admin platform and a progressive web application. Working closely with UX, design, and backend developers, you will help shape front-end architecture, improve performance, and mentor other engineers.

Senior Dynamics 365 CE Developer Remote or Hybrid (London) Nigel Frank International are partnered with an established Dynamics 365 CRM End User who are looking for a Senior Dynamics 365 CE Developer to provide significant contributions to the design and build of enterprise solutions! Responsibilities Deliver high‑quality customisations across model‑driven apps, including forms, views, command...

Senior Developer - Active SC, Java, Oracle Up to £550 per day (Inside IR35) London / Hybrid 6 months My client is an instantly recognisable consultancy who urgently require a Senior Developer with Active Security Clearance (SC), to join a business-critical programme. Key Requirements: Proven experience working as a Senior Developer within the public sector. Active Security Clearance...

Senior Java Developer | Backend | Microservices | FinTech | London | Hybrid | £120k I'm proud to partner with a global financial organisation, creating an app that allows people in countries like Mexico, Argentina, Colombia, and Brazil manage money in digital dollars and digital euros and it’s designed to protect users from local currency devaluation and make international spending easier. The...

Senior Full Stack Developer Contract Length: Initial 1 month with strong potential for extension Location: Remote Day rate: £600 - £700 per day outside IR35 Data Idols are working with a private equity-backed data analytics and insights business, is seeking a Full Stack Developer to lead a discovery and assessment phase across its existing product platforms. The organisation operates multiple...

Senior C#. NET Developer Location: London (Hybrid) Contract: 6 months IR35: Inside IR35 Our client, a leading global investment bank, is looking for an experienced C#. NET Developer to join their team on a 6-month contract. This role is pivotal in modernising and supporting business-critical applications while contributing to greenfield development initiatives. Key Responsibilities Design,...

Job Title: Senior Infrastructure Developer Location: London (3-days per week on-site) Rate: Flexible dependent on experience (inside IR35) Duration: 6 months Tec Partners are working with a world-leading technology client who are currently looking for an experienced Senior Infrastructure Developer, with a strong background in infrastructure automation, Python and VMware Cloud Foundation (VCF)...

I am working with a consultancy feeding into the public sector who need 2x Senior NodeJS developers to join a 6 month project. Inside IR35 Remote (1x every 6 weeks to London/ Manchester/ Newcastle office) SC eligible Around £500 per day - Node.js - Typescript - Nunjucks - AWS - Kubernetes - Containerisation - Monitoring – Prometheus, Grafana, Alert Manager - Mentor / leadership experience

You will be a significant hire spearheading much of their 2025 development. Much of the team will be built around you, and significant hires have already been made.

You will develop, optimise and maintain their GPU driver stack, focusing on the performance and efficiency of graphics and compute workloads on cutting-edge GPU architectures.

You will play a key role in designing, developing, and maintaining applications built using Laravel, PHP, Vue, TypeScript, MySQL, and AWS services. The position combines hands-on development with technical leadership, contributing to architectural decisions, modernisation of legacy systems, and mentoring of other developers.

I am currently working with a London-based financial services client who are actively seeking a senior Python developer to work on the development of a business critical application within the risk space. What you'll need to succeed: Extensive Python application development experience within financial services - must have. Strong API development experience. Strong experience with Django or...