Senior Underwriter Marine Liability

Allianz · London, United Kingdom

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Full-timeSeniorOct 2026 · checked today

We are looking for an Senior Underwriter – Marine Liability, based in London.

The Team

You'll be joining the Marine Liability team within Allianz Commercial, one of the world's largest and most respected marine insurers. Our Marine underwriting operation sits within the broader Hull & Liability division, working alongside our Cargo specialists to deliver market-leading solutions across the full spectrum of marine risk. Marine and Liability are both key strategic business lines for Allianz Commercial, and our continued investment in these areas reflects our commitment to providing innovative, best-in-class coverage for clients operating in complex and dynamic maritime environments.

Our Marine Liability portfolio spans a diverse and technically rich range of sub-classes, including Protection & Indemnity (excess P&I Club reinsurance and specialist operations), Charterer's Liability, Ports & Terminals, Marinas, Shiprepairer's Liability, Marine & Energy Offshore Contractors, and Umbrella Liabilities. We provide third-party liability coverage for property damage and bodily injury, first-party physical loss and damage, and business interruption — supporting shipowners, operators, terminal businesses, and contractors across the global maritime industry.

The Impact You Will Have

As a Senior Underwriter in our Marine Liability team, you'll play a pivotal role in shaping the profitability and growth of the portfolio — underwriting both new and renewal business to meet regional and global targets. You'll take ownership of our most significant accounts and client relationships, leading negotiations on participation, pricing, and terms to secure the best outcomes for the business. Beyond your own book, you'll be a trusted technical authority and referral point for the wider underwriting team, actively mentoring and developing talent at all levels. Your deep expertise will see you recognised as the go-to specialist in at least one marine liability sub-class, while your ability to build and sustain strong broker and client relationships will be central to our continued success in the market.

Some of your specific responsibilities could include:

Underwrite Profitable business

Underwrite large new and renewal accounts to meet top and bottom line targets (regionally including global elements). Negotiate participation, pricing and terms and conditions with brokers. Proactively manage capacity.

Underwrite and evaluate Natural Catastrophe Accumulation, ensuring an understanding of catastrophe modelling and interpretation of scenarios (for relevant LoBs). Underwrite International Insurance Programs (for relevant LoBs)

Specialized technical expertise / lead for at least one sub-LoB"

Underwriting Approach and Compliance

Underwrite in line with LoB governance framework - e.g. Underwriting Authorities, global MSU, Underwriting Guidelines, Rules and Principles

Ensure contract certainty is achieved on all accounts at time of inception

Ensure utilisation of global pricing tools

Ensure placing and binding of FAC Reinsurance prior to policy inception

Policy Documentation and Administration

Ensure accurate policy documentation issued to broker (where AGCS responsibility to do so) or broker has issued documentation (where broker responsibility)

File maintenance – ensure file is established (whether electronic or paper) and maintained for each risk and transaction handled

Proactively support completion of policy administration and credit control processes

Underwriting Strategy & Leadership

Contribute to development and execution of regional Underwriting strategy for LoB regionally

Training, developing and coaching of less experienced staff (including Underwriters)

Manage complex referrals from underwriters and spokes and re-underwrite complex business as appropriate

Delegate work as appropriate

Market Management

Proactively support acqusition of new business and retention of existing business for large clients (including client and broker negotiations where necessary)

Proactivley liaise with MMC on market management initiatives

Relationship Management

Positively represent AGCS externally to the market with key brokers / distribution channels

Proactively drive involvement of functional areas in Underwriting process, including e.g. MMC, ARC, Claims, Operations

Develop and maintain strong relationships with key brokers and clients and other relevant stakeholders (e.g. risk managers)

What You’ll Bring to the Role

You have at least 5 years’ experience as an Underwriter, Broker or relevant equivalent in the Marine Liability sector

Ideally you are CII qualified or equivalent or working towards it

You have experience underwriting profitable business in the Marine Liability segment of large corporate international insurance

You have recognised relationships with clients and brokers at peer group level and are well established within the market

You have a specialised understanding of international and local Marine Liability insurance markets and competitor landscape

Capable of leveraging data and analytics to make business more efficient and effective

You have a good understanding of the legal and regulatory framework

You can design, develop and implement consistent, robust wordings for contracts.

  • Experience in applying artificial intelligence (AI) and machine learning (ML) to improve business processes and decision-making is highly beneficial.

107680 | Underwriting | Professional | Allianz Commercial | Full-Time | Permanent

What’s in it for you?Let’s care about everything that makes you, you

We are committed to nurturing an inclusive environment where everyone feels they belong.  We offer a hybrid working model, which recognizes the value of striking a balance between in-person collaboration and remote working.  Please feel free to discuss flexible working arrangements with us.

Let’s care for your financial wellbeing

We believe in rewarding performance with a great compensation and benefits package (details vary by location), including a generous bonus scheme and pension.

Let’s care for your opportunities to progress

From career development and digital learning programs to international career mobility, we offer lifelong learning for our employees worldwide and an environment where innovation, delivery and empowerment are fostered.

Let’s care for life’s twists and turns

From our support for flexible working, health and wellbeing (including private healthcare and generous parental leave benefits), to helping people return from career breaks with experience that nothing else can teach. We've got your back.

Let’s care for our society and our planet

With opportunities to be engaged in shaping a future that is safe, inclusive and sustainable, we care for the tomorrows of our people, our industry and our clients.

Care to join us?

Allianz Commercial is the center of expertise of Allianz Group, insuring mid-sized businesses, large enterprises, and special risks. Our customers include top consumer brands, financial institutions, industry leaders, the global aviation and shipping industries, as well as family-owned and medium-enterprises. We also cover unique risks such as offshore wind farms, infrastructure projects and film productions. Our clients trust us to provide a wide range of traditional and alternative risk transfer solutions, outstanding risk consulting and multinational services, and seamless claims handling. Allianz Commercial helps customers to prepare for what's ahead.

Learn more about careers at Allianz Commercial by clicking here.

Learn more about Allianz Commercial by clicking here.

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