Junior Software Engineer jobs in Islington

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

Are you detail-oriented, curious, and ready to kick-start a career in software testing? Our client, an innovative and fast-growing tech company, is looking for a Junior Software Tester to join their quality assurance team. This is a fantastic opportunity to gain hands-on experience in both manual and automated testing while working on exciting, real-world software projects. Why This Role is...

Junior / Mid Level Data Engineer - SC Cleared Inside IR35: £450 - £500 per day Hybrid: Once a week in London Start date: ASAP We are supporting a major government data transformation initiative focused on strengthening the use of evidence-based insights across frontline and operational teams. As part of a new capability being built to process and analyse sensitive interview information, the...

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...

Senior Software Engineer Node.js / AWS / React London (Hybrid, 3 days onsite) Be one of the first applicants, read the complete overview of the role below, then send your application for consideration.Are you the kind of Senior Software Engineer who enjoys taking something fast-and-scrappy and turning it into something scalable, elegant, and genuinely robust?This is a chance for a Senior...

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...

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.

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...

Role: Software Engineer - Full-Stack - TypeScript, Node.js Location: London Working Model: Hybrid - 3 Days Salary: Up to £99,000 Ready to build tech that actually means something? This team is powering the next generation of electrification — EVs, solar, batteries, heat pumps, smart devices — all connected through a platform that’s scaling fast and rewriting the rulebook in green-energy...

Software Engineering Lead (Banking) Central London (Hybrid) Permanent My FS Client requires an agile and versatile specialist and team manager with extensive hands-on expertise in .Net/C# along with managing a hybrid tech stack involving applications in Microsoft SQL Server, Azure, etc. Business Area The role requires an experienced people manager, and an individual that is comfortable to work...

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

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...

Junior Quantity Surveyor Required in London! We are currently on the lookout for a Junior Quantity Surveyor to join our client’s growing team in London. This is a perfect role for someone looking to start their Quantity Surveying career and gain hands-on experience across Surveying, Site Management and M&E estimating within a dynamic construction environment. Key Responsibilities * Assisting...

This isn’t just a Junior Design role – it’s your chance to launch your career in a brand where creativity is celebrated, ideas are valued, your exposure to cool contracts matched with mentoring from absolute experts. All this whilst your wellbeing is prioritised both in generous terms and conditions of employment. They need some industry experience in Design and Build or Fit-out as the pace of...

You will work closely with Senior QS and Project Managers to manage costs, procurement, and financial reporting across a varied project portfolio. This is an excellent opportunity for someone looking to develop their career in quantity surveying within a hands-on, client-focused environment.

You will play a key part in embedding governance practices across the organisation, working closely with data owners, stewards, and technical teams. The role sits within broader Data Programmes and will help operationalise our governance models using Microsoft Purview, including the Data Map, Data Catalog, and Information Governance modules.

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:

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...

Software Engineer - C++ Title: Software Engineer - C++ Company: Elite Software House Location: Remote (London office) Salary: £80,000 - £115,000 Skills: C++, Algorithms, Boost Overview: Are you someone that thinks that writing slick, classy C++ code can and should be an art? Would you like to be part of an internationally recognised team of C++ experts led by the brightest C++ minds in the...