java application developer jobs in London

CAIS is the pioneer in democratizing access to and education about alternative investments for independent financial advisors, empowering them to engage and transact with leading asset managers on a massive scale through a wide variety of alternative investment products and technology solutions. CAIS provides financial advisors with a broad selection of...

Have you got experience leading a team while remaining hands‑on and technically involved?Salary: up to £120k + bonusLocation: London office 3 days a weekWe are delighted to be continuing our longstanding partnership with an FX Market Disruptor FinTech that has been acquired by a leading capital market. They are looking for an experienced Java Developer...

The successful candidate for the Engineer, Post Trade role, will be working with the Director Technical Delivery Solution and Delivery, will form part of a team building a complex, ground-up cloud-based critical market infrastructure service in a bold new venture for LSEG. This opening requires a candidate who takes great pride in delivering excellence with...

Junior Java Quant Engineer – Investment Management100k, 30% Bonus, 3 days a week in the office.Quant Capital is urgently looking for a Junior Quant Developer with Core Java skills to join our high profile client.Our client is a well known Systematic Trading Hedge Fund. They like technology especially the opensource variety as well as scalability and robust...

                           Senior Software Engineer I (Java & JavaScript)Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript?About the team:   You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning...

Talan is looking for a talented Java Developer with React experience to join our team delivering cutting‑edge Front Office solutions within Global Markets environments. You will play a key role in designing and enhancing regulatory, alerting, and sales enablement platforms, directly supporting front‑office users and business stakeholders across capital...

I’m working with a high-growth, global technology business that is looking to hire a Technical Lead into its product engineering organisation.You’ll lead a cross-functional engineering squad, set technical direction, mentor engineers and work closely with Product and Data to build scalable, secure and reliable products used by customers globally.What...

Our talented people are creating the technology of the future From scheduling to maintenance to keeping people safe, 2.7 million people are helped by our software daily. Technology makes it possible; people make it happen and you could be part of that. The Tracsis Group has grown rapidly, diversifying into related transport technologies, and successfully...

About Us:LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable...

HundredStar Games is an independent video game developer based in Hackney Wick, East London, founded by Jamie Walker and Sefton Hill, previous founders of Rocksteady and the creative leadership team behind Rocksteady’s Batman Arkham series.Growing to a maximum of 100 people over the next few years, we’re doing things differently at HundredStar, so we can...

About UsThe Financial Times is one of the world’s leading news organisations, globally recognised for its authority, integrity and accuracy, with a mission to deliver quality information and services worldwide. At the FT, curiosity thrives and ambitious thinking is rewarded. Here, you’re given the chance to reach millions, create work that matters and...

We are recruiting for a 3E Senior Applications Developer to join our Finance team in London. Finance team - London Provide high quality advice and relevant, accurate information to the decision makers in A&O Shearman, ensuring compliance with laws and regulations and delivering our service efficiently. What You Will Do Build highly performing enterprise...

Key Responsibilities: • Lead technical decision-making and architecture design for JD’s international core systems, ensuring high standards of performance, availability, concurrency, security, and scalability. • Design and oversee complex system architectures and drive productization efforts, maintaining architectural quality through hands-on coding,...

Taking care of our customers, our communities and each other. By honoring this commitment, we have maintained our reputation as one of the best property casualty insurers in the industry for over 170 years. Join us to discover a culture that is rooted in innovation and thrives on collaboration. Join our innovative team of Architects at the forefront of a...

Job Reference: NJ0393Date Posted: 24 September 2026Recruiter: Nexus Jobs LimitedLocation: LondonSalary: 60,000 to 95,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionSoftware Engineer with C# or Java and AzureMust have a bachelor's degree in computer science, software...

Application DevOps Engineer - Python London - Hybrid Permanent - £85K - £100K + Bonus + Full Benefits Financial Services Firm is hiring for an experienced Python Application DevOps Engineer to join a high-performing engineering team supporting critical technology platforms. This is a hands-on role focused on Python automation, production stability,...

Brand new roleWork on a brand new productAbout Our ClientOur client is in the Insurance sector and is looking to grow their team with a Java Solution Architect. This is a hybrid role with 1-2 days a week in London.Job DescriptionDesign and develop scalable and efficient Java-based solutions to address complex business challenges.Collaborate with...

Electrical Applications Engineer Location:West Midlands Salary:Competitive (DOE) Job Type:Full-Time, Permanent An innovative engineering business operating within the energy sector is seeking an experiencedElectrical Applications Engineerto join its growing team. This is an exciting opportunity to work on technically challenging projects across emerging and...

Java Software Engineer – Data EngineeringUp to 70,000 + bonus and benefits4:1 hybrid in office – City of LondonQuant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning straightforward Python ETL/data ingestion into AWS and...

Applications Engineer – CNC Grinding Up to £42,000 Midlands or Hampshire Hybrid Company Car, Bonus Scheme, 25 Days Holiday, Private Medical, Enhanced Pension, 1-2-1 TrainingAre you an experienced CNC Machinist with a background in grinding looking to step away from a purely factory-based role?Do you have experience with CNC grinding machinery, cutting...