Senior Java Software Engineer jobs in Farringdon

I'm looking for a Contract Java Software Engineer to join my client in their FinTech Business Unit. 6 month | Inside IR35 | Hybrid (1x week London) | £550 per day What you'll do: Develop scalable, high-performance systems and microservices Solve complex technical challenges and advocate best practices Support compliance processes with advanced tooling and analyticsRequirements: - Java + least...

Job Title: Senior Java Engineer (Smart Contract) Location: London Contract: 12 Months Are you a passionate Senior Java Developer looking to make a significant impact in an innovative environment? Our client is seeking a talented individual to join their dynamic team in London, where you'll design and develop cutting-edge microservices for a next-generation loans processing application. If you...

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 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.

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...

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.

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...

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them...

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 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...

Senior DevOps Engineer / Senior Site Reliability Engineer Fully Remote working for candidates based in the UK – Salary to £100k + Benefits We are looking for a Senior DevOps Engineer that has strong C# code knowledge combined with strong knowledge of DevOps tools like Kubernetes (EKS or AKS) and Azure or AWS Cloud platforms. We are looking for a DevOps Engineer with a strong understanding of C#...

Senior Infrastructure Engineer Central London Up to £80k Well-established, highly profitable construction engineering business is seeking an experienced Senior Infrastructure Engineer to join them on a permanent basis. You'll be joining at a critical time as the organisation expands its technical capability, with ambitious growth plans and multiple acquisitions planned every year for the next...

Solution Architect (Senior Consultant / Principal Consultant) London, Bristol, Manchester, or Belfast (Hybrid – 2 days per week on-site) Salary: Senior Consultant: £67k–£78k + £5,900 travel + 15% bonus Principal Consultant: £80.7k–£107.6k + £5,900 travel + 15–20% bonus Overview: This team designs and delivers software-driven solutions across the public and private sectors, particularly...

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

You will own the lifecycle of services that handle identity verification, risk assessment, and onboarding for a global partner base.

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...

The Race to Zero: Senior Java Low-Latency Engineer (Fixed Income) 6 Months Contract London Hybrid Role Competitive daily rate. Our client "A premier global electronic trading powerhouse" is looking for a Java Specialist to lead a mission-critical shift in their E-Fixed Income (eFI) architecture. They aren't just looking for a "developer"-we need a systems artist who understands that in this...

You will architect "Tier 0" services that filter and protect content across Who You Are * Expertise: Deep knowledge of Java and Python. The Stack: Experience with Ray, Apache Beam/Scio, dbt, and BigQuery. Mindset: Comfortable leading in ambiguous problem spaces and delivering end-to-end solutions at scale.

You will be responsible for executing sophisticated visual designs and building complex web applications within an Agile environment. This role is perfect for someone who balances technical rigor with an impeccable eye for design "visual grammar.