senior software jobs in Farringdon

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 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 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:

You will be in your office hub 2 days per week, once a month you will be required in London for a day and the next month in Hampshire - the other times you can work from home. Interview process: 3 stages Salary: £120,000 + benefits

Lead Software Engineer Stealth AI Fintech Startup | London | Hybrid (3 days on-site) We’re hiring on behalf of an innovative Fintech startup that is building an AI-driven platform that’s rethinking how investors analyse, access, and manage alternative assets (e.g. private equity, private credit and other private markets). They've built there MVP, raised funding from experienced fintech founders...

You will play a critical role in building and evolving systems within a regulated payments / financial services environment, balancing engineering excellence and platform resilience. Key Responsibilities: Engineering Leadership & Strategy Own the software engineering strategy, aligned with business, product and regulatory objectives.

Senior Security Service Engineer (CCTV & Access Control) London – City Permanent, full-time £38,000–£45,000 + bonus + benefits SecureWais UK Ltd is a high-end electronic security integrator working across prestigious commercial and residential sites. We specialise in physical security engineering, delivering reliable, long-term solutions for clients who value quality, consistency, and...

You will collaborate with internal teams, clients, contractors, and other stakeholders to ensure projects are delivered on time, within budget, and to the highest standards. Key Responsibilities Cost Management and Control: Provide accurate cost estimates, cost plans, and budgets for M&E elements of projects.

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...

Role: Senior Landscape Architect Location: London Salary: £42 - £50K The Studio This multidisciplinary studio focusses on turning outdoor spaces into something special. They’re all about creative, people-friendly designs that fit the community and environment. From city projects to green parks, they mix practicality with fresh ideas, always keeping things sustainable. Known for being...

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 Architect Location: London Salary: £45-55,000 A design-led architectural studio in Central London is seeking an experienced Senior Architect to join its collaborative and creative team. The practice has a strong reputation for delivering high-quality, innovative work across the residential, commercial, hospitality, and mixed-use sectors. This role offers the opportunity to take a lead...

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.

Senior Construction Planner Location: Central London Sector: Commercial Refurbishment & Fit Out Employer: Leading Main Contractor A leading main contractor specialising in London-focused commercial refurbishment and fit out projects is seeking an experienced Senior Construction Planner to join their growing team. This is a key role supporting the delivery of high-profile projects across Central...

Senior Backend Engineer Salary: £120K - £140K + Equity Location: London in office Data Idols are working with a rapidly scaling software company who are looking for a Senior Backend Engineer to join their team. The product sits at the intersection of AI systems, complex data workflows, and enterprise-grade reliability, turning sophisticated technology into tools that can be trusted in...

Senior Project Manager / Project Director RC Frame & Groundwork Packages - London £90,000 - £120,000 + Benefits (PAYE or Self-Employed) About the Employer: This business is one of my top clients. Having worked with them for the past 10+ years, I have seen them develop in both size and capability over this time. They now currently turnover above £120 million per annum, building concrete frame and...

You will be required to upload your CV and cover letter to your application, demonstrating your interest in this position and how you meet the person specification. The closing date for applications is midnight on Thursday 12th February 2026. Early application is encouraged as applications will be shortlisted upon receipt, and we retain the right to close the post early

Full Stack Software Engineer | London | £80,000 - £150,000 | Python | React Location: London-based (hybrid) Salary: £80,000 - £150,000 + equity Tech Stack: Backend: Python (Flask or FastAPI or Django - ideally a blend of 2) Frontend: React, TypeScript Cloud Systems: GCP or AWS Are you a software engineer who enjoys shipping real products, solving tangible customer problems, and seeing your...

Role: Software Conversion Project Manager Location: London or Edinburgh (Hybrid Working Options Available) Contract Duration: 6 Months Daily Rate: Up to £700 per day (via Umbrella Company) The Opportunity A leading global financial institution is seeking an experienced Project Manager to lead a critical software conversion project within its UK funds division. This is a high-profile, full-time...

Software Engineer Stealth AI Startup | Seed Stage | On-site We’re hiring for an early-stage but fast-growing AI startup building a cloud-native analytics platform that turns large volumes of LLM output into structured, queryable intelligence for businesses and brands. Their stack is fully on AWS, heavily event-driven, and designed for scale. They work with modern serverless and...